pinion是什么意思 n. 鸟翼, 翅膀, 翅前翼, 羽毛, 小齿轮vt. 剪断翼尖, 绑住...两臂 n. a gear with a small number of teeth designed to mesh with a larger wheel or rackv. bind the arms ofv. cut the wings off (of birds) pinion的用法和例句: 1. Causing the pinion...