ratchet screwdriverˈrætʃitˈskru:ˌdraɪvə 基本英英近义反义 棘轮旋凿 Noun: a screwdriver with a ratchet so the blade turns in only one direction and a spiral in the handle so the blade rotates with downward pressure on the handle近义词spiral ratchet screwdriver螺旋槽棘轮旋凿…