Lockna洛克纳lockn.锁；水闸；一缕头发；一簇；一束v.固定；锁(住)；抓牢；过闸lock-on effect锁定效应lockover circuit双稳态电路locking position闭锁状态locking abutment闭锁卡槽lock box service加锁信箱服务lock-up garageph.lockingmechanismn.锁紧机构lock oneself out把自己锁在外面Lock the door.把门锁上。lock granularity封锁粒度