n.杠杆；操作杆；工具；vt.用杠杆撬动； 变形： 复数：levers过去式：levered现在分词：levering第三人称单数：levers 双语释义：n.(名词)[C]杠杆 a bar for lifting sth heavy or opening sth, put one end under the thing you want to lift or open, and push the other end[C]操作杆 a thing that you pull or push to make