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| 卤化碳氢化合物 | halogenated hydrocarbon One of a group of halogen derivatives of organic hydrogen and carbon containing compounds; the group includes monohalogen compounds (alkyl or aryl halides) and polyhalogen compounds that contain the same or different halogen atoms (含有卤素的有机碳氢化合物的衍生物，此类化合物包含单一卤素化合物(烷基或芳香族化合物)和含有相同或不同卤素的多卤素化合物。) |
| 多环碳氢化合物 | polycyclic hydrocarbon Hydrocarbon molecule with two or more nuclei; examples are naphtalene, with two benzene rings side by side, or diphenyl, with two bond-connected benzene rings. Also known as polynuclear hydrocarbon (碳氢分子与两种或两种以上的细胞核相结合，例子包括萘；有两个苯环，肩并肩，或二苯，有两个连接键的苯环。也称为多核碳氢化合物。) |
| 多环芳香碳氢化合物 | polycyclic aromatic hydrocarbon Hydrocarbons containing two or more closed rings of atoms (包含两个或多个闭合原子结构的环状碳氢化合物。) |
| 挥发性有机化合物 | volatile organic compound Organic compound readily passing off by evaporation (容易蒸发的有机化合物。) |
| 替代卤代化合物 | substitution of halogenated compounds Halogenated compounds, because of their toxical and persistent character, should be substituted by environmental friendly compounds, like water-based fat solvents in metal processing industry or water-based coating agents (卤代化合物由于其产生毒性和持久性的性质，应该由环保物质代替，如在金属加工行业或水性涂料剂中的水性脂肪溶剂。) |
| 有机卤素化合物 | organohalogen compound Organic compounds containing a C-halogen bond (含碳和卤素的化合物。) |
| 有机氧化合物 | organooxygen compound Compounds, both aliphatic and aromatic, which have a C-O bond, including alcohols, aldehydes, etc. (化合物，脂肪族和芳香族，包括酒精、醋醛等。) |
| 有机氮化合物 | organonitrogen compound Organic compounds having a C-N bond (含碳和氮的化合物。) |
| 有机氯类化合物 | organochlorine compound Organic compounds containing a C-Cl bond (含碳和氯的化合物。) |
| 有机硅化合物 | organosilicon compound Any natural substance composed of two or more unlike atoms held together by chemical bonds and containing silicon, a non-metallic element often found in rocks or minerals (由两个或多个化学键构成且包含硅的原子，该非金属元素在岩石或矿物中经常被发现。) |
| 有机硫化合物 | organosulphur compound One of a group of substances which contain both carbon and sulfur (含碳和硫的化合物。) |
| 有机磷化合物 | organophosphorous compound Pesticides that contain phosphorous; short-lived, but some can be toxic when first applied (包含亚磷的杀虫剂；一些是有毒性的。) |
| 有机金属化合物 | organometallic compound Molecules containing carbon-metal linkage; a compound containing an alkyl or aryl radical bonded to a metal (分子化合物含碳和金属链；或者含有烷基芳的粘结金属。) |
| 有机锡化合物 | organotin compound Chemical compounds used in anti-foulant paints to protect the hulls of boats and ships, buoys and pilings from marine organisms such as barnacles (用于油漆的化合物，可以保护小船的船身和船体、浮体和打桩免受海洋有机物的破坏，包括眼镜薄膜。) |
| 杂环化合物 | heterocyclic compound Compound in which the ring structure is a combination of more than one kind of atom (环状结构中含有一种以上不同原子的化合物。) |
| 烷基基化合物 | alkyl compound |
| 烷基化合物 | alkyl compound |
| 烷基化合物 | alkyl compound Compound containing one or more alkyl radicals (含有一个或多个烷基的化合物) |
| 硝基化合物 | nitro compound Any one of a class of usually organic compounds that contain the monovalent group, -NO2 (nitro group or radical) linked to a carbon atom (任何一个通常包含单价基、与一个碳原子相连的二氧化氮(硝基)的有机化合物类。) |
| 碳氢化合物 | hydrocarbon A very large group of chemical compounds composed only of carbon and hydrogen (仅含有碳和氢元素的化学化合物。) |
| 碳氢化合物储存罐 | hydrocarbon storage tank A container or a reservoir for the storage of hydrocarbons (储存碳氢化合物的容器或储存槽。) |
| 碳水化合物 | carbohydrate Any of the group of organic compounds composed of carbon, hydrogen and oxygen, including sugars, starches and celluloses (由碳、氢、氧组成的有机化合物，包括糖、淀粉和纤维素。) |
| 示踪含同位素指示剂的化合物 | tracer compound |
| 脂肪族化合物 | aliphatic compound |
| 脂环族化合物 | alicyclic compound Any substance composed of two or more unlike atoms held together by chemical bonds characterized by straight-chained, branched or cyclic properties (任何由直链、分支或环状的化学键链接的含有两个或多个相异原子的物质。) |
| 脂环族碳氢化合物 | alicyclic hydrocarbon A class of organic compounds containing only carbon and hydrogen atoms joined to form one or more rings and having the properties of both aliphatic and cyclic substances (仅由碳和氢原子所组成的一环或多环有机化合物，同时具有脂肪族和环状化合物的性质) |
| 脂肪族化合物 | aliphatic compound Any organic compound of hydrogen and carbon characterized by a straight chain of the carbon atoms (任何具有碳原子直链的碳氢有机化合物。) |
| 脂肪族碳氢化合物 | aliphatic hydrocarbon Hydrocarbons having an open chain of carbon atoms, whether normal or forked, saturated or unsaturated (具有碳原子的开链碳氢化合物，不论其具有直链或支链，饱和或不饱和。) |
| 芳香族化合物 | aromatic compound |
| 芳香族化合物 | aromatic compound Compounds characterized by the presence of at least one benzene ring (至少含有一个苯环的化合物) |
| 芳香族碳氢化合物 | aromatic hydrocarbon Hydrocarbons having an unsaturated ring containing alternating double and single bonds, especially containing a benzene ring (包含有双键和单键的不饱和环，并且有苯环的碳氢化合物。) |
| 表面活性化合物 | surface active compound Any soluble substance composed of two or more unlike atoms held together by chemical bonds that reduces interfacial tension between liquids or a liquid and a solid, often used as detergents, wetting agents and emulsifiers (可溶性物质组成的两个或两个以上的不同原子由于化学键而结合在一起，可降低化学液体或液体与固体之间的表面张力，经常被用来作为洗涤剂、润湿剂和乳化剂。) |
| 铅化合物 | lead compound Lead compounds are present as gasoline additives, in paint, ceramic products, roofing, caulking, electrical applications, tubes, or containers. Lead exposure may be due to air, water, food, or soil. Lead in the air is primarily due to lead-based fuels and the combustion of solid waste, coal, oils, and emissions from alkyl lead manufacturers, wind blown dust volcanoes, the burning of lead-painted surfaces, and cigarette smoke. Lead in drinking water comes from leaching from lead pipes, connectors, and solder in both the distribution system and household plumbing (铅化合物被适用于汽油添加剂、油漆、陶瓷制品、屋顶材料、嵌缝、电气应用、管道、容器等。铅的出现可能决定于空气、水、粮食或土壤。空气中的铅主要是由于含铅的燃料和固体废弃物、煤、油燃烧、烷基铅制造厂的排放、风吹起的火山灰，涂有铅的表面的燃烧、以及香烟烟雾。饮用水中的铅是来自铅管、连接器浸出，以及分配系统和家庭装修中的管道焊接。) |
