pinion
美['pɪnjən] 英['pɪnjən]
n. 鸟翼；小齿轮
v. 剪断翼尖；绑住 ... 两臂
英英释义
Noun- a gear with a small number of teeth designed to mesh with a larger wheel or rack
- any of the larger wing or tail feathers of a bird
- wing of a bird
Verb- bind the arms of
- cut the wings off (of birds)
例句
用作名词(n.)- There is something wrong with this pinion; it doesn't move.这个小齿轮有问题，不转了。
用作动词(v.)- He was held with his arms pinioned together behind his back.他被捉住反绑着双臂。
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