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| English | Chinese |
| American three-toed woodpecker | 美国三趾啄木鸟 |
| Fendler three-awn | 芬氏三芒草 |
| galleta-three-awn shrubsteppe | 指状珠茅-三芒草灌丛草原 (指分布于美国西南部犹他州的荒漠禾草草原，其优势种为三芒草 (Aristida)、指状珠茅 (Bulbilis dactyloides)、细叶蒿 (Artemisia filifolia)、还有一些杂类草和木本植物) |
| northern three-toed jerboa | 三趾跳鼠 (亚洲沙漠广布种) |
| pineland three-awn grass | 派恩兰三芒草 |
| purple three awn | 紫色三芒草 (美国西部沙漠) |
| three-banded courser | 栗颈走行鸟 (非洲南部沙漠) |
| three-banded plover | 三斑沙行鸟 |
| three-banded plover | 三斑沙鸻 (非洲沙漠) |
| three-cup anemometer | 三杯风速表 |
| three dimension data | 三维数据 |
| three dimensional | 三度空间的 |
| three-dimensional flow pattern | 三维［气］流型 |
| three-dimensional shape | 三维形状 |
| three electrode method | 三极法 |
| three-fence system | 三道防沙栅栏系统 |
| three-field system | 三田制 (起源于中世纪的一种欧洲的传统轮作制) |
| three-field system | 三区［轮作］制 |
| three toothed saxifrage | 多刺虎耳草 |