cog wheel

英 美
  • 嵌齿轮
  • cog n.轮齿;从属地位的人或物;诈骗;雄榫v.用雄榫连接;欺骗
  • wheel n.方向盘;车轮;旋转;周期vi.旋转;转动;改变方向vt.用车运;转动;给...装轮子
名词 cogwheel:
  1. a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion