短语词组用作名词 (n.)动词+～move lever 移动杠杆pull 〔push〕 a lever 拉操纵杆(开动机器等),(在投票站)拉选票形容词+～operating lever 操纵杆timing lever 定时杆名词+～brake 〔control〕 lever 刹车〔操纵〕杆gear lever 变速装置～+名词lever rule 杠杆定律用作动词 (v.)副词+～lever along 〔away, out, over, up〕 撬动,撬起～+介词lever ...into... 用杠杆把…撬进…短语 返回 levering