n.虎头钳
vt.用虎头钳夹紧
A clamp or vise that holds a machine part in place or controls its movement or that holds two such parts together. 钳,夹夹子或老虎钳,用来固定机器部件到位、或控制其运动或把两个该种机件连接起来
n.服务;发球;服役;公务部门;礼拜仪式;(车辆、机器等定期的)维修
v.保养;维护;提供服务;支付(借款)利息