| Subject | English | Chinese |
| gen. | A1, A2, A3, A<#4>4 | 【冶】转变点 |
| gen. | A1, A2, A3, A<#4>4 | 相变点 |
| gen. | A1, A2, A3, A<#4>4 | 临界点 |
| gen. | A-4 Rocket | V-2 飞弹第二次世界大战期间德国法西斯使用的一种单级火箭 |
| gen. | A-4 Rocket | A-4火箭 |
| gen. | a room 4 by | 6m—间4m ×6m 的房间 |
| adv. | AAAA spot contract 4A | 公司插播广告格式合同 |
| agric. | Acala 4-42 | 爱字棉 4-42美国棉花品种 |
| chem. | 3-acetamido-4-hydroxybenzenearsonic acid | 3-乙酰氨基-4-羟苯砷酸 |
| chem. | 1,2,4-acid | 1,2,4-酸 |
| chem. | 1,2,4-acid | 1-氨基-2-萘酚-4-磺酸 |
| chem. | 1,4-addition | 1,4-加成 |
| AI. | 4-adjacent | 4-邻接 |
| gen. | Amberlite IR-4B | 弱碱性阴离子交换树脂 |
| chem. | 5-amino-4-carboxamidoimidazole ribonucleotide AICAR | 5-氨基-4-甲酰胺咪唑核糖核苷酸 |
| agric. | 2-amino-4-hydroxy-6-methylpteridine | 2-氨基一4-羟基-6-甲基蝶啶 |
| chem. | 3-Amino-4-hydroxyphenylarsine dichloride hydrochloride | 盐酸合3-氨基-4-羟苯基二氯胂 |
| chem. | 5-amino-4-imidazole-N-succinocarboxamine ribotide | 5-氨基-4-琥珀酸甲酰胺咪唑核糖核苷 |
| agric. | 4-amino N¹⁰ methyl folic acid | 4-氨基 N¹⁰ 甲基叶酸 |
| agric. | 5-aminoimidazole-4-carboxamide ribotide | 5-氨基咪唑-4-甲酰胺核苷酸 |
| agric. | 5-aminoimidazole-4-carboxylate ribotide | 5-氨基咪唑-4-甲酸核苷酸’ |
| agric. | 4-amino-3-isoxazolidone | 环丝氨酰胺 |
| agric. | 4-amino-3-isoxazolidone | 环丝胺酸 |
| agric. | 4-amino-3-isoxazolidone | 4-氨基-3-异氢噁唑酮 |
| chem. | 1,8-aminonaphthol-4,6-disulphonic acid | 1,8-氨基萘西分-4,6-二磺酸 |
| chem. | 1-amino-2naphthol-4-sulfonic acid | 1-氨基-2-萘酚-4-磺酸 |
| agric. | 4-aminopipecolic acid | 4-氨基六氢吡啶羧酸 |
| gen. | 4-aminopteroyl-α-alanine | 4-氨基蝶酰-α-丙氨酸叶酸对抗物 |
| gen. | an electric iron may be marked 400W or, which means the same thing, 0.4kW | 电烙铁上可能标明是400瓦或标上0,4千瓦,都是一回事 |
| securit. | April and October A&O 4 | 月和10月每半年计息月份 |
| AI. | Arc-×4 | Arc-×4 算法一种 Boosting 算法 |
| avia. | automatic light control-1/4 | 自动光调整 |
| agric. | bacteriophage T4 | 噬菌体 T4 |
| agric. | bean mosaic virus 4 = Marmor laesiofaciens | 南方菜豆花叶病毒 |
| chem. | 4-benzamidosalicylic acid | 4-苯甲酰胺水杨酸 |
| chem. | 1,2,4,5-benzenetetracarboxylic acid | 均苯四甲酸 |
| chem. | 1,2,4,5-benzenetetracarboxylic acid dianhydride | 均苯四甲酸二酐 |
| chem. | 1,2,4-benzenetricarbonic anhydride | 1.2.4-苯三甲，羧酸酐 |
| chem. | 1,2,4-benzenetricarboxylic anhydride | 1.2.4-苯三甲，羧酸酐 |
| chem. | 1,2,4-benzenetriol | 偏苯三酚 |
| chem. | 1,4-benzodiazine | 喹喔啉 |
| chem. | 1,4-benzodiazine | 1.4-二氮萘 |
| agric. | 3,4-benzopyrene | 3,4-苯并芘一种致癌化学物质 |
| chem. | 3,4-benzphenanthrene | 3,4-苯并菲 |
| chem. | 1,4-bis trichloromethyl benzene | 1,4-二三氯甲基苯 |
| chem. | 1,4-bis β-pyridyl-(2)-vinyl benzene | 1,4-双β-吡啶基-(2)-乙烯基苯 |
| chem. | 1,4-bis l.4-benzodioxan-2-ylmethyl piperazine | 1,4-双 1,4-苯并二噁烷-2-基甲基哌嗪 |
| chem. | 1,4-bis l.4-benzodioxan-2-ylmethyl piperazine | 1,4-双 1,4-苯并二噁烷-2--基甲基哌嗪 |
| chem. | bis-4-tert-butylcyclohexyl peroxy dicarbonate | 酯引发剂过氧化二碳酸 双-4-叔丁基环己基 |
| chem. | bis-2,4,6-trichlorophenyl oxalate | 双2,4,6-三氯苯基草酸酯 |
| chem. | 3',8''-bis-4',5,7-trihydroxy yl flavonoids | 3',8''-双-4',5,7-三羟基黄酮 |
| chem. | 1,4-butanediamine | 1,4-丁二胺 |
| chem. | 1,4-butanediol | 1，4-T 二醇 |
| chem. | 1,4-butanediol | 1, 4一 丁二醇 |
| chem. | 1,2,3,4-butanetetrol | 1，2，3，4-丁四醇 |
| chem. | 1,2,3,4-butantetraol | 赤藓糖醇 |
| chem. | 1,2,4-butantriol trinitrate | 硝化丁三醇 |
| chem. | 1,2,4-butantriol trinitrate | 1，2，4-丁三醇三硝酸酯 |
| chem. | 1,4-butenylene | 1.4-亚丁烯基 |
| chem. | 1,4-butylene-glycol | 丁隔二醇 |
| chem. | 1,4-butylene-glycol | 1，4-T 二醇 |
| AI. | C4.5 | C4.5 决策树算法 |
| agric. | C4 cycle | C4循环 |
| agric. | C4 cycle | 四碳循环 |
| agric. | C4-dicarboxylic acid cycle | C4 二羧酸循环 |
| agric. | C4 grasses | C4禾本科植物 |
| agric. | C4 grasses | 四碳禾本科植物 |
| agric. | C4 mesophyll cell | C4叶肉细胞 |
| agric. | C4 mesophyll cell | 四碳叶肉细胞 |
| agric. | C4 pathway plant | C4途径植物 |
| agric. | C4 pathway plant | 四碳途径植物 |
| agric. | C4 photosynthesis | C4光合作用 |
| agric. | C4 photosynthesis | 四碳光合作用 |
| agric. | C4 plant | 四碳植物 |
| desert. | C4 plant | C4植物 |
| agric. | C4 process | C4过程 |
| agric. | C4 process | 四碳过程 |
| desert. | C4 species | C4植物种 |
| desert. | C4 species | 四碳植物种 |
| chem. | 3-carboxy4-benzothiopyranone | 3-羧基4-苯并噻喃酮 |
| agric. | 4-carboxyuracil | 乳清酸 |
| agric. | 4-carboxyuracil | 4-羧基尿嘧啶 |
| sport. | Carl Lewis anchored the U.S. 4×100m relay team | 卡尔・刘易斯在奥运会 4×100 米接力赛跑中担任美国队第四棒运动员 |
| tech. | check 4 mm opening | 四毫米锁闭 |
| agric. | 2-chloro-4,6-bis ethylamino-S-triazine | 西玛嗪 (C₇H₁₂ClN₅) |
| chem. | 1-chloro-2,4dinitrobenzene | 1-氯-2,4-二硝基苯 |
| chem. | 1-chloro-2,4-dinitronaphthalene | 氯硝萘 |
| chem. | 1-chloro-2,4-dinitronaphthalene | 1-氯-2,4-二硝基萘 |
| agric. | 4-chloro-2-methyl acetic acid | 4-氯-2-甲基乙酸 |
| agric. | 4-chloro-1-naphthol | 4-氯-1-萘酚 (C₁₀H₆Cl(OH)) |
| agric. | 4-chlorophenoxy acetic acid | 4-氯苯氧乙酸 (CPA, ClC₆H₄OCH₂CO₂H) |
| agric. | 4-chloro-phenoxyacetic acia | 促生灵植物生长调节剂，C₈H₇ClO₃ |
| chem. | 4-chlorotestosterone acetate | 4-氯醋酸睾丸素 |
| agric. | 4,6-cholestadienone-3 | 4,6-二烯胆甾酮-3 |
| chem. | cis-1,4polybutadiene | 顺式-1,4-聚丁二烯 |
| chem. | cis-1,4polybutadiene rubber | 顺式-1,4-聚丁二烯橡胶 |
| chem. | cis-1,4-polybutadiene rubber | 顺丁橡胶 |
| chem. | cis-1,4polyisoprene | 顺式-1,4-聚异戊二烯 |
| chem. | cis-1,4polyisoprene rubber | 顺式4-聚异戊一烯橡胶 |
| nautic., tech. | class 4.1 flammable solids | 第 4.1 类易燃固体 |
| nautic., tech. | class 4.2 substances liable to spontaneous combustion | 第4.2类易自燃物质 |
| nautic., tech. | class 4. 3 substances which, in contact water emit flammable gases | 第4.3类遇水产生可燃气体的物质 |
| avia. | composition B4 | B4 型熔注炸药 (在新型的爆破筒和空心装药中用作主要装药) |
| avia. | composition C4 | C4 型熔注炸药 (较 C3 型的爆破效力更高，更不易受水的侵蚀) |
| tech. | compressive stress inclined to the grain4 | 木材的斜纹承压应力 |
| tech. | compressive stress inclined to the grain4 | 斜向木纹的受压应力 |
| AI. | 4-connected | 4-连通 |
| AI. | 4-connected boundary | 4-连通边界 |
| AI. | 4-connected component | 4-连通组元 |
| AI. | 4-connected contour | 4-连通轮廓 |
| AI. | 4-connected distance | 4-连通距离 |
| AI. | 4-connected Euler number | 4-连通欧拉数 |
| AI. | 4-connected region | 4-连通区域 |
| AI. | 4-connectivity | 4-连接 |
| tech. | content of K 4 radioactive | 钾 4 含量 |
| chem. | coumarin-4 | 香豆素-4 |
| chem. | coumarin-4 | 7-羟基-4-甲基香豆素 |
| agric. | 4-CPA | 促生灵 |
| chem. | 12-crown-4 | 12-冠醚-4 |
| gen. | cubicle for 4 solenoid valves | 装4个电磁阀的箱子 |
| chem. | 1,4-cyclohexane diisocyanate | 1, 4-环己烷二异氰酸酯 |
| agric. | 2,4-D | 2,4-滴 |
| multimed. | 4D film | 4D 电影 |
| agric. | 2,4-DB | 2,4-D丁酸除草剂，C₁₀H₁₀Cl₂O₃ |
| tech. | decomposition wit mixture of H₂O₂ and H₂SO₄ | 过氧化氢硫酸分解 |
| tech. | decomposition with H₃PO₄ | 磷酸分解 |
| tech. | decomposition with H₂SO₄ | 硫酸分解 |
| tech. | decomposition with mixture of H₂SO4 and HF | 硫酸氢氟酸分解 |
| tech. | decomposition with mixture of H₂SO₄ and H₃PO₄ | 硫酸磷酸分解 |
| gen. | density at 20°C refered to water at 4°C | 与4° C 下水的密度相比的在20° C 时的密度 |
| agric. | 2,4-DEP | 伐垄酯除草剂，C₂₄H₂₁Cl₆O₆₁P |
| agric. | 2,4-DEP | 2,4-D 磷酯 |
| agric. | 2,4-Des-Na | 2,4-滴硫钠 |
| agric. | 4-α-D-glucopyranose-β-D-galactopyranoside | 乳糖 |
| agric. | 4-α-D-glucopyranose-β-D-galactopyranoside | 4-α-D-吡喃葡糖-β-D-吡喃半乳糖苷 |
| agric. | 4-α-D-glucopyranose-α-D-glucopyranoside | 麦芽糖 |
| agric. | 4-α-D-glucopyranose-α-D-glucopyranoside | 4-α-D-吡喃葡糖-α-D-吡喃葡糖苷 |
| chem. | 1,4-di--2-(5-phenyloxazolyl) -benzene | 1,4-二--2-(5-苯基嗯唑)-苯 |
| chem. | 1,4-diaminoanthraquinone | 1.4-二氨基蔥醌 |
| chem. | 1,4-diaminobenzene | 对苯二胺 |
| gen. | 4,4'-diaminodiphenyl ether | 4,4'-二氨基二苯醚 |
| gen. | 4-diaminophenolhydrochloride | 阿米多显影剂 |
| gen. | 2,2,4-diaminophenolhydrochloride | 2,2,4-二氨基苯酚盐酸盐 |
| gen. | 4-diaminophenolhydrochloride | 4-二氨基苯酚盐酸盐 |
| agric. | 4,6-diamino-2-phenyl indole | 4,6-二氨基-2-苯基吲哚 (DAPI) |
| chem. | 1,4-diazine | 1.4-二嗪 |
| chem. | 1,4-diazine | 吡嗪 |
| gen. | 1,4-diazobicyclo-2.2.2.octane | 1,4-重氮二环-〔2.2.2.〕辛焼 |
| agric. | dibenzo-1,4-thiazine | 硫氮杂蔥 |
| chem. | 1,2-dibromo-2,4-dicyanobutane | 1,2-二溴-2,4-二氰丁烷 |
| chem. | 1,4-dibromopentane | 1,4-二溴戊烷 |
| chem. | 3,4-dichloroaniline | 3.4-二氯苯胺 |
| chem. | 1,4-dichlorobenzene | 对二氯代苯 |
| chem. | 1,4-dichlorobutane | 1.4-二氯丁烷 |
| gen. | 2,4-dichloro-m, 5-xylenol | 5-二甲苯盼 |
| gen. | 2,4-dichloro-m, 5-xylenol | 2,4-二氯- m |
| ecol. | 2,4-dichlorophenol | 二氯酚 |
| gen. | 2,4-dichlorophenol | 2,4-二氯苯盼 |
| agric. | 2,4-dichlorophenoxyacetic acid | 2,4-滴 |
| gen. | 2,3-dicyano-1,4-naphthoquinone | 4-萘醌 |
| gen. | 2,3-dicyano-1,4-naphthoquinone | 2,3-二氰基-1 |
| gen. | 3,4-didehydroretinol | 维生素A₂ |
| gen. | 3,4-didehydroretinol | 3,4-二去氢视黄醇 |
| gen. | 4,4'-diethoxythiocarbanilide | 抗痨息 |
| gen. | 4,4'-diethoxythiocarbanilide | 4,4'-二乙氧化均二苯硫脲 |
| gen. | dihydroxy-4 | 4'-二甲氧基二苯甲酮 |
| gen. | dihydroxy-4 | 二羟基-4 |
| chem. | 1,4-dihydroxyanthraquinone | 1,4-二羟基蔥醌 |
| chem. | 1,4-dihydroxybenzene | 对萘二酚 |
| chem. | 3,4-dihydroxymandelic acid | 3.4-二羟基杏仁酸 |
| chem. | 3,4-dihydroxyphenyl glycol | 3.4-二羟基苯乙二醇 |
| agric. | 3,4-dihydroxyphenylalanine | 3,4-二羟苯丙氨酸 (DOPA) |
| chem. | 3,4-dihydroxyphenylalanine | 多巴 |
| chem. | 3,4-dihydroxyphenylalanine | 3.4 .二羟苯丙氨酸 |
| agric. | 3,4-dihydroxyphenylalanine | 3,多巴 (DOPA) |
| gen. | 3,4-dihydroxyphenylalanine | 3,4-二羟基苯基丙氨酸 |
| chem. | 3,4-dihydroxy-β-phenylethylamine | 3,4-二羟基-β-苯基乙胺 |
| agric. | 3,4-dihydroxyphenylethylamine | 多巴胺 (dopamine) |
| agric. | 3,4-dihydroxyphenylethylamine | 3-羟酪胺 (dopamine) |
| agric. | 3,4-dihydroxyphenylethylamine | 3,4-二羟苯基乙胺 (dopamine) |
| chem. | 3,4-dimethoxybenzoic acid | 藜芦酸 |
| chem. | 3,4-dimethoxybenzoic acid | 3,4-二甲氧基苯甲酸 |
| gen. | 4'-dimethoxybenzophenone | 4'-二甲氧基二苯甲酮 |
| gen. | 4'-dimethoxybenzophenone | 二羟基-4 |
| chem. | 3,4-dimethoxyphenylacetyl | 3,4-二甲氧苯乙酰 |
| chem. | 3,4-dimethoxyphthalic acid | 3,4-二甲氧基苯邻二甲酸 |
| chem. | 3,4-dimethoxyphthalic acid | 3,4-二甲氧基邻苯二甲酸 |
| chem. | 3,4dimethoxyphthalic acid | 半蒎酸 |
| chem. | 3,4-dimethyl phenol | 3,4-二甲酚 |
| chem. | 3,4-dimethylphenyl-N-methyl carbamate | 3,4-二甲苯基-N-甲基氨基甲酸酯 |
| chem. | 1,4-dimethyl-4-vinylcyclohexene | 1, 4-二甲基-4-乙烯基环己烯 |
| agric. | 2.4-dinitroanisol | 甲氧二硝苯杀虫剂，C₇H₆N₂O₅ |
| agric. | 2.4-dinitroanisol | 二硝醚 |
| gen. | 2,4-dinitro-6-cyclohexyl phenol | 2,4-二硝基-6-环己基苯酚 |
| gen. | 2,4-dinitro-6-cyclohexylphenol | 狄奈克斯杀虫剂 |
| gen. | 2,4-dinitro-6-cyclohexylphenol | 2,4-二硝基-6-环己基苯酚 |
| gen. | dinitromethoxy-4-tert-butyltoluene | 二硝基甲氧基特丁基甲苯 |
| gen. | 4,6-dinitro-o-cresol | 4,6-二硝基邻甲盼 |
| gen. | 4,6-dinitro-o-cresol | 4,6-二硝基邻甲酚 |
| gen. | 2-1 -methyl-n-propyl-4,6-dinitrophenol | 2-1-甲基-正内基4,6-二硝基苯酚 |
| gen. | 2,4-dinitrophenol | 2,4-二‘基苯酚 |
| gen. | 2-1 -methyl-n-propyl-4,6-dinitrophenol | 狄诺赛杀虫剂及杀菌剂 |
| gen. | 2-1-methyl-n-butyl 4,6-dinitrophenol | 狄诺撒杀虫剂及杀菌剂 |
| gen. | 2-1-methyl-n-butyl 4,6-dinitrophenol | 2-1-甲基-正丁基4,6-二硝基苯酚 |
| agric. | 2.4-dinitrophenylhydrazine | 2,4-二硝基苯肼 ((NO₂)₂C₆H₃NHNH₂) |
| gen. | 2,4-dinitrophenylhydrazine | 2,4-二硝基苯肼 |
| gen. | 2,4-dinitro-6-sec-butyl-phenol | 2,4-二硝基-6-另丁基酚 |
| gen. | 4,6-dinitro-2-sec-butylphenol | 【化 14,6-二硝基-2-另丁基苯•酚 |
| chem. | dinocton-4 | 二硝酯 |
| agric. | 2,4-dioxopyrimidine | 2,4-二羧基嘧啶尿嘧啶 |
| chem. | 1,4-diphenyl butane | 1.4-二苯基丁烷 |
| chem. | 1,4-diphenylbutadiene | 1,4-二苯基丁二烯 |
| chem. | 3,5.Dipropionamide-2,4,6-triiodobenzoic acid | 3,5.二丙酰胺-2,4,6-三碘苯甲酸 |
| chem. | Direct Scarlet 4B | 直接大红 4B |
| chem. | Direct Scarlet 4BS | 直接耐酸大红 4BS |
| AI. | 4-directional chain code | 4-方向链码 |
| chem. | 3,5-di-tert-butyl-4-hydroxybenzyl thioglycolate | 巯基乙酸3,5-二叔丁基-4-羟苄基酯 |
| chem. | 1,4-dithiadiene | 1.4-二噻二烯 |
| chem. | 1,4-dithiadiene | 对二硫杂环己二烯 |
| chem. | dithioltoluene-3,4-dithiol | 甲苯-3,4-二硫酚 |
| agric. | 2,4-DP | 2,4-滴丙酸除草剂，C₉H₈Cl₂O₃ |
| multimed. | 4DTV | 4D 电视 |
| nautic., tech. | Egyptian environmental protection act No. 4 1994 | 埃及环境保护法规第4号,1994年 |
| agric. | erythrose-4-phosphate | 赤藓糖-4-磷酸 |
| nautic., tech. | escape goal 4 | 逃生目标 4 (脱险) |
| chem. | 3-ethoxy-4-hydroxybenzaldehyde | 3-乙氧基-4-羟基苯甲醛 |
| chem. | 3ethoxy-4-hydroxybenzaldehyde | 乙基香兰素 |
| chem. | 3-ethyl-4-methylpyridine | β-可力丁 |
| chem. | 3-ethyl-4-methylpyridine | 4-甲基-3-乙基吡啶 |
| chem. | 3-ethyl-4-picoline | 3-乙基-4-甲基吡啶 |
| chem. | 3-ethyl-4-picoline | 3-乙基-4.甲基吡啶 |
| nautic., tech. | evacuation goal 4 | 撤离目标4救生和救助 |
| agric. | evolution of the C₄pathway | C₄途径的演变 |
| nautic., tech. | fire prevention goal 4 | 防火目标 4 |
| securit. | Form U-4 | 表U-4 (美国证券交易商协会要求的证券商注册或转手过户时需填写的申请报表) |
| chem. | 5-formamidoimidazole-4-carboxamide ribotide | 5-甲酰氨基-4-氨甲酰咪唑核苷酸 |
| agric. | 5-formamidoimidazole-4-carboxamide ribotide | 5-甲酰胺基-4-氨甲酰咪唑核苷酸 |
| gen. | fourth-four type repeater 4-4 | 型增音机 |
| securit. | four-year buying cycle 4 | 年购买周期 |
| nautic., tech. | fuel oil no. 4 | 4 号燃料油 |
| AI. | G4 format | G4 格式 |
| agric. | genetic map of T4 phage T4 | 噬菌体遗传图 |
| agric. | gibberellin A₄ | 赤霉素 A₄ (C₁₉H₂₄O₅) |
| tech. | grade 4 chain | 四极锚链 |
| nautic., tech. | grade 4 mn-aluminium bronze | 4 级锰铝青铜 (Cu4) |
| gen. | guad-8 4×8 | 的 35 毫米胶片 |
| agric. | 4-H club | 四健会俱乐部 |
| agric. | 4-H club | 4-H俱乐部 |
| agric. | 4-H convention | 四健会大会 |
| agric. | 4-H convention | 4-H大会 |
| chem. | H₄EDIP | 乙二胺双异丙基膦酸 |
| agric. | 4-H project | 四健会计划 |
| agric. | 4-H project | 4-H计划 |
| chem. | 1H-1,2,4-triazol-3amine | 杀草强 |
| refrig. | ³He⁻⁴ He dilution refrigeration | ³He⁻⁴ He 稀释制冷 |
| refrig. | ³He⁻⁴ He dilution refrigerator | ³He⁻⁴ He 稀释制冷机 |
| tech. | 1/4 height-to-span ratio | 四分之一高跨比 |
| refrig. | helium 4 | 4 氦 |
| tech. | highly efficient 4-stroke low-speed diesel engine | 高效四冲程低速柴油机 |
| consult. | hydraulic drill jumbo with 2 and 4 booms | 二臂和四臂凿岩台车 |
| gen. | hydrogenated 4,4'-diphenylmethane diisocyanate | 氢化4,4'-二苯基甲烷二异氰酸酯 |
| chem. | 3-hydroxy-4methoxybenzaldehyde | 异香草醛 |
| chem. | 3-hydroxy-4methoxybenzaldehyde | 异香兰素 |
| chem. | 3-hydroxy-4-methoxybenzaldehyde | 3-羟基-4-甲氧基苯甲醛 |
| agric. | 6-4-hydroxy-3-methyl-trans-2butenylaminopurine | 玉米素 (C₁₀H₁₄N₅O) |
| agric. | 4-hydroxy-N-methyl-proline | 4-羟基-N-甲基脯氨酸 |
| doping. | 4-hydroxy-19-nortestosterone | 4-羟基诺龙 |
| agric. | 4-hydroxypipecolic aicd | 4-羟基六氢吡啶羧酸 |
| doping. | 4-hydroxytestosterone | 4-羟基睾酮 |
| nautic., tech. | I𝓏m4 | 对垂向中和轴的惯性矩 |
| gen. | I just heard that there will be heavy snow in 4 hours | 我听说4小时后会有大雪 |
| gen. | I'd like to see different new models of several brands shown in your 4S store | 我想看看您4S店里不同汽车品牌最新的车型 |
| gen. | IEEE 802.4 standard | 令牌传送总线式局域网的物理层和介质访问控制 MAC 子层标准 |
| agric. | 4-imidazoleacetic acid | 4-咪唑乙酸 |
| gen. | in any given case 4π²n would be a constant | 4π²n²照理应是常量 |
| gen. | in any given case 4π²n would be a constant | 在任何的给定场合 |
| gen. | in Tables 1 through 4 | 从表 1一直到表4 |
| multimed. | Internet message access protocol 4 | 因特网消息存取协议版本4 |
| multimed. | Internet message access protocol 4 | 因特网消息存取协议版本 4 |
| agric. | 4-iodophenoxyacetic acid | 碘苯氧乙酸植物生长调节剂，C₈H₇IO₃ |
| comp. | It has 14-inch fabulous LED screen, 4 gigabyte RAM and incredible Intel core i7 with turbo boost | 它有 14 英寸高清 LED 显示屏，4G随机访问内存，英特尔酷睿i7 处理器至尊版，睿频加速 |
| gen. | it weighs 100 lbs, or, what is the same thing, 45.4 kg | 它重 100 磅,或者,换句话说也一样,45,4 千克 |
| nautic., tech. | JP-4 | JP-4 喷气燃料 |
| multimed. | 4KDownload | 4K下载软件 |
| multimed. | layer 4 switch | 4 层交换 |
| gen. | 1,l'-dimethyl-4-phenyl-piperazinium | 1,1'-二甲基-4-苯基-哌嗉 |
| tech. | length of 4 way pipe | 四通长度 |
| multimed. | live 4X | Live 4X 在线慈善活动 |
| agric. | 2-M-4-Cl | 2-甲-4氯除草剂，C₉H₉ClO₃ |
| multimed. | M4V | M4V 视频格式 |
| geol. | major natural gas field in Texas Railroad Commission Dist 4 | 美国得克萨斯州铁路委员会第4区大气田 |
| multimed. | Message digest 4 | 消息摘要 4 |
| chem. | 3-methoxy-4-hydroxy mandelic acid | 3-甲氧基-4-羧基苯乙醇酸 |
| agric. | 3-methoxy-4-hydroxymandelic acid | 3-甲氧基-4-羟基苯乙醇酸 |
| chem. | 3-methoxy-4hydroxymandelic acid | 3-甲氧基-4-羧基扁桃酸 |
| agric. | 3-methoxy-4-hydroxymandelic acid | 3-甲氧基-4-羟基扁桃酸 |
| chem. | 3-methoxy-4hydroxyphenylglycol | 3-甲氧基-4-羟基苯乙二醇 |
| chem. | 3.Methoxy-4,5-methylenedioxybenzoic acid | 3.甲氧基-4,5-甲二氧基苯甲酸 |
| chem. | 3-Methyl-4-acetyl-1-phenyl-2-pyrazolin-5-one | 3-甲基-4-乙酰基-1-苯基-2-吡唑啉-5-酮 |
| agric. | 2-methyl-4-chlorophenoxy-butyric acid | 2-甲-4-氯丁酸除草剂，C₁₁H₁₃ClO₃ |
| gen. | 2-methyl-4,6-dinitro phenol | 2-甲基-4,6-二硝基苯酚 |
| gen. | 2-methyl-4,6-dinitro phenol | 2-甲基-4,6-二硝基苯盼 |
| agric. | 4-methyl quinoline | 4-甲基喹 (C₁₀H₉N) |
| agric. | 2-methyl-3-difarnesyl-1,4-naphthoquinone | 2-甲基-3-二法呢基-1,4-萘醌 (H₄₁H₅₆O₂) |
| agric. | 2-methyl-3-difarnesyl-1,4-naphthoquinone | 维生素 K₂ |
| tech. | methylene diphenyl-4 | 亚甲基二苯基二异氰酸酯 |
| agric. | 4-methyl-5-hydroxy ethyl-thiazole | 4-甲-5-羟乙基噻唑 |
| agric. | 2-methyl-3-phytyl-1,4-naphthoquiuinone | 叶绿醌 |
| agric. | 2-methyl-3-phytyl-1,4-naphthoquiuinone | 2-甲基-3-植基-1,4-萘醌 (C₃₁H₄₆O₂) |
| agric. | 2-methyl-3-phytyl-1,4-naphthoquiuinone | 维生素K₁ |
| agric. | 2-methyl-3-phytyl-1,4-napthoquinone | 维生素 K₁ |
| agric. | 2-methyl-3-phytyl-1,4-napthoquinone | 2-甲基-3-植基-1,4-萘醌 |
| chem. | 4-morpholine-ethane-sulphonic | 4-吗啉乙烷一磺酸 (acid) |
| chem. | 1-morpholinyl-4-cyclohexylthiosemicarbazide | 促进剂1-吗啉基-4-环己基氨基硫脲 |
| AI. | MPEG-4 | 音视频目标编码国际标准 |
| multimed. | MPEG 4 standard | MPEG 4 标准 |
| chem. | N⁴-acetylsulfanilamide | N⁴-乙酰磺胺 |
| chem. | N⁴-acetylsulfanilamide | 对氨磺酰基乙酰苯胺 |
| chem. | N-4-anilinophenyl methylacrylamide | 防老剂 N-4-苯胺基苯基甲基丙烯酰胺 |
| chem. | 4n + 2 rule | 休克尔法则 |
| chem. | N⁴-sulfanilylsulfanilamide | 双磺胺 |
| chem. | N⁴-sulfanilylsulfanilamide | 磺胺酰磺胺 |
| chem. | N-acetyl-4-amino-phenazone | N-乙酰-4氨基-非那宗 |
| chem. | 1,4,5,8-naphthalene tetracarboxylic acid | 1,4,5,8-萘四甲酸 |
| chem. | 1,4,5,8-naphthalenetetracarboxylic acid | 1,4,5,8-葶四羧酸 |
| gen. | 4-naphthohydroquinone | 4-萘氢醌 |
| gen. | 4-naphthohydroquinone | 二磷酸 _2_甲基-1 |
| chem. | 1-naphthol-4,8disulfonic acid | 1-萘酚-4,8-二磺酸 |
| chem. | 1,4-naphthoquinone | 1.4-萘醌 |
| chem. | 1,4-naphthoquinone | 1,4-萘醌 |
| sport. | 4-naphthoquinone | 4-萘醌 |
| chem. | 1-naphthylamine-4sulfonic acid | 1-萘胺-4-磺酸 |
| chem. | 1-naphthylamine-4sulfonic acid | 对氨基萘磺酸 |
| AI. | 4-neighborhood | 4-邻域 |
| tech. | 4-nitrophenyl phosphate | 磷酸对硝基苯酯 |
| chem. | NO • HSO₄ nitrosyl sulfate | 硫酸亚硝酰酯 |
| golf. | No. 4 iron | 四号铁头球杆 |
| sport. | No. 4 slowly overtook the front runner | 4 号慢慢地追上了领跑运动员 |
| sport. | No. 4 slowly overtook the leader | 4 号慢慢地追上了领跑运动员 |
| sport. | No. 4 slowly overtook the leader | 4 号慢慢地赶上领跑运动员 |
| sport. | No. 4 slowly overtook the pace maker | 4 号慢慢地追上了领跑运动员 |
| sport. | No. 4 slowly overtook the pace setter | 4 号慢慢地追上了领跑运动员 |
| sport. | No. 4 slowly overtook the the front runner | 4 号慢慢地赶上领跑运动员 |
| chem. | NR₄OH hydroxylammonium | 羟铵 |
| chem. | N-sulfanilyl-3,4-xylamide | N-磺胺酰-3,4-二甲苯甲酰胺 |
| chem. | 1,4-octadiene | 1,4-辛二烯 |
| chem. | 1,4-octamethylenebenzene | 1,4-亚辛基苯 |
| chem. | 1-oxa-4-azacyclohexane | 1,4-氧氮杂环己烷 |
| agric. | P₁-₄ | 遗传工程实验室的 1-4 级防护措施防止细菌、病毒等逸出实验，感染给工作人员，P₄级为最严格的一级 |
| chem. | P₄ troxerutin | 维生素 |
| AI. | 4-path | 4-通路 |
| chem. | 4-pentenenitrile | 4-戊烯腈 |
| multimed. | Pentium 4 | 奔腾4微处理器 |
| agric. | PEP carboxylase in C₄cycle | C₄循环 PEP 羧化酶 |
| agric. | phage T₄gene | 噬菌体 T₄基因 |
| avia. | 3-phase 4-wire standard watthour-meter | 三相四线制标准电能表 |
| gen. | 2-phenyl-5-4-biphenyl-1,3,4-oxadiazole | 2-苯基-5-4-联苯基-1,3,4-恶二唑 |
| agric. | phenylalanine-4-hydroxylase | 苯丙氨酸-4- 羟化酶 |
| agric. | phenylalanine-3,4-quinone | 苯丙氨酸- 3,4-醌 |
| agric. | phosphoenolpyruvate in C₄photo-synthesis | C₄光合的磷酸烯醇丙酮酸 |
| agric. | phosphoribosyl-5-aminoimidazole-4-car boxylate | 5-氨基咪唑-4-甲酸核苷酸 |
| gen. | phosphoribosyl-5-aminoimidazole-4-carboxamide | 5-氨基咪唑-4-甲酰胺核苷酸 |
| agric. | phosphoribosyl-5-aminoimidazole-4-Nsuccino-carboxyamide | 5-氨基-4-N-琥珀基代氨基甲酰咪唑核苷酸 |
| gen. | phosphoribosyl-5-aminoimidazole-4-carboxylate | 5-氨基咪唑-4-甲酸核苷酸 |
| agric. | phosphoribosyl-5-formamidoimidazole-4carboxamide | 5-甲酰氨基咪唑-4-甲酰胺核苷酸 |
| agric. | photosynthetic C₄syndrome | 光合 C₄综合特征 |
| chem. | 1,4-polybutadiene | 1,4-聚丁二烯 |
| chem. | 3,4-polyisoprene | 3,4-聚异戊二烯 |
| gen. | put the electromagnet in place with the end about 1/4 inch above the iron bar | 使其一端位于铁棒上方约1/4英寸的地方 |
| gen. | put the electromagnet in place with the end about 1/4 inch above the iron bar | 把电磁铁装好 |
| gen. | a quarter of 1/4 | 的 1/4 |
| gen. | a quarter of 1/4 | 的 |
| chem. | Reactive Light Yellow K-4G | 活性嫩黄 K-4G |
| gambl. | rule 4 | 第四规则 |
| shipb. | running test and loading test for 4t provision crane | 4 吨食物起重机运转试验和吊重试验 |
| nautic., tech. | SA4 | 运行区域 4 |
| chem. | 4-salicyloylmorpholine | 4-水杨酰吗啉 |
| tech. | saturated methylene diphenyl-4 | 饱和亚甲基二苯基二异氰酸酯 |
| tech. | scatter blue E-4R | 分散艳蓝 E-4R |
| nautic., tech. | sea area A4 | A4 海区 |
| tech. | select 1 in 4 | 四取一 |
| busin. | set/4 | 每套四个 |
| tech. | shallow water lunar 1/4 diurnal tidal component | 太阴浅水四分之一日分潮 |
| tech. | shallow water luni-solar 1/4 diurnal tidal component | 太阴一太阳浅水四分之 |
| gen. | sheet No 1 of 4 sheets | 共四张 |
| gen. | sheet No 1 of 4 sheets | 图纸第一张 |
| sport. | Shot-putter Huang Zhihong heaved the 4-kilogram shot out 20. 83 metres, the distance brought her a gold at the World Championships held in Japan | 铅球运动员黄志红将 4 公斤重的铅球推到 20.83 米、这个成绩使她在日本举行的世界锦标赛上夺得金牌 |
| tech. | sintering with mixture of CaCO₃ and NH₄Cl | 碳酸钙一氯化铵烧结 |
| adv. | six-sheet poster panel 15.4×11.7 | 英尺的户外广告牌 |
| multimed. | socket 4 | 插座 4 |
| agric. | specificity factor role in T₄gene timing | 噬菌体 T₄基因定时的专一性因子作用 |
| tech. | straight-side 4-point double action drawing press | 闭式四点双动拉伸压力机 |
| agric. | 4-strand double crossing over | 四链双交换 |
| racing | 4 stroke engine | 四冲程发动机 |
| agric. | 2,4,5-T | 2,4,5-涕除草剂，C₈H₅Cl₃O₃ |
| agric. | T4 arm | T4 臂 |
| agric. | T4 bacteriophage | T4 噬菌体 |
| agric. | T4 DNA circularity T4DNA | 环状性 |
| agric. | T4 DNA delection T4DNA | 缺失 |
| agric. | T4 DNA glucosylation T4DNA | 葡糖化 |
| agric. | T4 DNA heterozygosity T4DNA | 杂合性 |
| agric. | T4 DNA hydroxymethylcytosine T4DNA | 羟甲基胞嘧啶 |
| agric. | T4 DNA injection into cell | T4 DNA 注射人细胞 |
| agric. | T4 DNA joint molecule T4DNA | 接合分子 |
| agric. | T4 DNA origin for replication T4DNA | 复制起始 |
| agric. | T4 DNA permutation T4DNA | 排列 |
| agric. | T4 DNA restriction T4DNA | 限制 |
| agric. | T4 DNA strand separation T4DNA | 链分离 |
| agric. | T4 expression | T4 表现 |
| agric. | T4 gene | T4 基因 |
| agric. | T4 infection | T4 感染 |
| gen. | 4.5T or more 4.5 | 吨或更多一点 |
| gen. | take 4,000 observations in 8 hours | 8 小时内进行 4000 次观测 |
| agric. | 2.4.5-TB | 2,4,5-涕丁酸除草剂，C₁₀H₉Cl₃O₃ |
| adv. | television survey season 4 | 月1日至次年3月31日的电视调查季节 |
| agric. | 2,4,5-TES | 2,4,5-涕硫钠除草剂，C₈H₆Cl₃NaO₅S |
| chem. | 3,3',4,4'-tetraaminodiphenyl ether | 3,3',4,4'-四氨基二苯基醚 |
| agric. | 1,2,4,5-tetrachlorobenzene | 四氯苯 (C₆H₂Cl₄) |
| chem. | 1:2:4:5-tetrachloro-3-nitrobenzene | 1:2:4:5-四氯-3-硝基苯杀菌剂 |
| agric. | 2,3,4,6-tetrachlorophenol | 四氯酚木材防腐剂，C₆H₂Cl₄O |
| chem. | 3,4,5,6-tetrachlorophthalide | 四氯苯酞 |
| gen. | 1,2,3,4-tetrahydro-5-aminoacridine | 1,2,3,4,-四氢-5-氨基嘹啶 |
| chem. | 1.3.4.5-Tetrahydroxy -cyclohexanecarboxylic acid | 1,3,4,5-四羟基-环己烷羧酸 |
| chem. | 1.3.4.5-Tetrahydroxy -cyclohexanecarboxylic acid | 1.3.4.5-四羟基-环己烷羧酸 |
| chem. | 1.3.4.5-Tetrahydroxy yl-cyclohexanecarboxylic acid | 1,3,4,5-四羟基-环己烷羧酸 |
| chem. | 1.3.4.5-Tetrahydroxy yl-cyclohexanecarboxylic acid | 1.3.4.5-四羟基-环己烷羧酸 |
| chem. | 2S,3S3,7,3',4'-tetrahydroxydihydroflavone | 2S,3S3,7,3',4'-四羟基双氢黄酮 |
| chem. | 1,2,4,5-tetramethylbenzene | 1.2.4.5-四甲基苯 |
| chem. | 1,2,4.5-tetramethylbenzene | 1,2,4,5-四甲苯 |
| chem. | 1,2,4,5-tetramethylbenzene | 1,2,4,5-四甲基苯 |
| chem. | 1,2,4,5-tetramethylbenz-ene | 杜烯 |
| chem. | 1,2,4,5-tetramethylbenzene | 均四甲苯 |
| comp. | 4th generation language | 第四代语言 |
| gen. | 4th quarter release | 第四季度季刊 |
| gen. | 4th row up | 下边数起第四排 |
| gen. | the difference between 7 and 3 is 4 | 七和三之差是四 |
| gen. | the heavy solid lines in Fig. 4 indicate where to cut | 图 4 中的粗实线条表示应该从哪里切开〔应切开之处〕 |
| gen. | the May 4 Movement | 五四运动 |
| sport. | These spikes shall have a maximum diameter of 4mm | 鞋钉最大直径为 4 毫米 |
| gen. | this will be discussed at some length in Chapter 4 | 这将在第四章比较详细地讲 |
| gen. | three quarters of a meter 3/4 | 米 |
| tech. | three-phase with neutral wire 4 hole socket-outlet | 三相四线制 |
| chem. | toluene 2,4-diisocyanate | 2,4-二异氰酸甲苯酯 |
| chem. | toluene-3,4-dithiol | 二硫酚 |
| sport. | Toy 4 Kids | 儿童乐园童心乐游戏 |
| chem. | 1,3,5-tramine-2,4,6-trinitrobenzene | 三硝基均苯三胺 |
| chem. | trans-1,4polybutadiene | 反式-1,4-聚丁二烯 |
| chem. | trans-1,4-polybutadiene rubber | 反式,4-聚丁二烯橡胶 |
| chem. | trans-1,4-polyisoprene | 反式-1,4-聚异戊二烯 |
| chem. | trans-1,4-polyisoprene | 反式—1, 4-聚异戊二烯橡胶 |
| chem. | trans trans-2,4-hexadiene | 反、反-2、4-己二烯 |
| agric. | transcription of T4 DNA T4DNA | 转录 |
| chem. | Trans-dihydro-3,4-bis-23H-furanone | 反式二氢-3,4-双-23H-咲喃酮 |
| chem. | trans-trans-1,4-diphenyl-butadiene | 1, 4-二苯基一反、反一丁二烯 |
| chem. | 1,4,7-triazacyclodecane | 1,4,7-三氮杂环癸烷 |
| chem. | 1,4,7-triazacyclononane | 1,4,7-三氮杂环壬烷 |
| chem. | 1,4,7-triazacycloundecane | 1,4,7-三氮杂环十一烷 |
| chem. | 3:4:4' trichlorocarbanilide | 3:4:4'三氯碳醜替苯胺 |
| agric. | 2,4,5- trichlorophenoxy acetic acid | 2,4,5-三氯苯氧乙酸 |
| agric. | 2,4,5-trichlorophenoxyacetic acid | 2,4,5-涕除草剂，C₈H₅Cl₃O₃ |
| gen. | 2,4,6-tricyanoheptane | 2,4,6-三氰基庚烷 |
| chem. | 4-trifluoromethyl piperidino-coumarin | 香豆素-340 |
| chem. | 3,4,5-trihydroxybenzoic acid | 棓酸 |
| chem. | 1,3,3-trimethyl-1,4-endomethylene-2-cyclohexanone | 1,3,3-三甲基-1,4-桥亚甲基-2-环己酮 |
| gen. | trimethylamine-4-vinylbenzimide | 三甲胺-4-乙烯基苯亚酰胺 |
| chem. | 3,4,5-trimethylbenzaldehyde | 3.4.5-三甲基苯甲醛 |
| chem. | 1,2,4-trimethylbenzene | 1.2.4-三申基苯 |
| chem. | 1,2,4-trimethylbenzene | 1,2,4-三甲苯 |
| chem. | 1,2,4-trimethylbenzene | 1,2,4-三申基苯 |
| chem. | 1,2,4-trimethylbenzene | 1.2.4-三甲苯 |
| chem. | 1,2,4-trimethylbenzene | 假枯烯 |
| chem. | ,3,4-trimethylpyridine | 2,3,4-三甲基吡啶 |
| gen. | 2,4,6-trinitroaniline | 2,4,6-三硝基苯胺 |
| gen. | 2,4,6-trinitrobenzaldehyde | 2,4,6-三硝基苯〔甲〕醛 |
| gen. | 2,4,6-trinitrobenzyl alcohol | 2,4,6-三硝基苄醇 |
| gen. | 2,4,6-trinitrobenzyl bromide | 2,4,6-三硝基苄基漠 |
| gen. | 2,4,6-trinitroethylbenzene | 2,4,6-三硝基乙苯 |
| agric., tech. | 1/4 turn disc plough | 1/4转圆盘犁 |
| agric., tech. | 1/4 turn mouldboard plough | 1/4转铧式犁 |
| multimed. | 4TVInteractive | 4TVInteractive 电视指南 |
| tech. | type 4 programming | 第四类程序设计 |
| securit. | U-4 | U-4 表注册证券交易和美国券商协会的代理商申请表 |
| agric. | UDPG-4-epimerase | UDPG-4-差向［异构］酶 |
| agric. | UDPG-4-epimerase | 尿苷二磷酸葡糖-4-差向［异构］酶 |
| shipb. | UMS unattended machinery space sea trial continue 4 to 6 hours | 无人机舱连续 4〜6 小时航行试验 |
| shipb. | unattended machinery space sea trial continue 4 ~ 6h | 无人机舱连续 4 ~ 6h 航行试验 |
| chem. | 3-Undecyl-2,5-dihydroxyyl-1,4-benzoquinone | 3-十一烷基-2,5-二羟基-1,4-苯醌 |
| sport. | U.S. super star Carl Lewis captured his fourth Olympic gold medal by anchoring the U. S. 4 × 100 metres relay team to a world record time of 37.83 seconds | 美国超级田径明星卡尔刘易斯在男子 4 × 100 米接力赛跑中担任第四棒最后一棒、夺得了他本人的第四块奥运会金牌、美国队创下了 37.83 秒新的世界纪录 |
| multimed. | video4 linux | V4L 接口 |
| agric. | vitamin B₄ | 维生素 B₄ |
| agric. | vitamin D₄ | 维生素 D₄ (C₂₈H₄₆O) |
| agric. | vitamin K₄ | 维生素 K₄ (C₁₁H₁₀O₂) |
| gen. | walk at the rate of 4 km an hour | 以每小时四公里的速度行路 |
| shipb. | We' ll agree to give you a 4% discount if you increase your order by 5000 pieces. | 如果贵方增订到 5000 件，我们就同意给4% 的折扣 |
| tech. | weighted 4 bit code | 加权的四位代码 |
| securit. | Working Party 4 on Enforcement and Exchange of Information IOSCO | 执行和信息交换法规的第4号工作小组国际证监会组织 |
| multimed. | XBMC4Xbox | XBMC4Xbox 软件 |
| agric. | 2,4-xylenol | 二甲苯酚消毒剂，C₈H₁₀O |
| tech. | Yanshan orogeny 4th episode | 燕山运动 4 幕 |
| gen. | Your plane leaves from Gate 9. Boarding time is 4:00 | 您的飞机在9号登机口。登机时间是4点 |
