a handle used to operate a vehicle or a machine （车辆或机器的）操纵杆，控制杆 Extra ExamplesTopics Engineeringc1He threw a lever and the engines roared to life. 他猛拉操纵桿，发动机轰隆隆地启动起来。 Set all three levers to the 0 position. 将 3 根操纵杆全部归零。 The machine is operated by means of a lever. 这台机器通过一个操纵杆操控。 The machine will stop immediately once the lever is released. 一松开操纵杆，机器就会马上停下来。 To release the brake, pull the lever towards you. 要松开剎车，将剎车桿朝自己的方向拉。 When the lever is operated, the machine sews backwards. 移动这根操纵桿，机器就会向后缝合。
Oxford Collocations Dictionaryadjective- brake
- control
- gear
- …
- move
- press
- pull
- …
- by a lever
- by means of a lever
- the position of the lever
a long piece of wood, metal, etc. used for lifting or opening something by somebody placing one end of it under an object and pushing down on the other end 杠杆 We had to use a lever to prise open the window. 我们不得不用杠杆撬开窗户。 Use a tyre lever to get the tyre off. 用轮胎杆把轮胎卸下来。
- lever (for/against something)
an action that is used to put pressure on somebody to do something they do not want to do 施压的行为 Extra ExamplesIf this allegation is true, it will give us a useful lever against him. 如果这项指控属实，将会成为我们对付他的有力武器。 This could serve as a powerful lever for peace. 这能成为维护和平的强有力的手段。
Oxford Collocations Dictionaryadjective- powerful
- useful
- act as
- be
- give somebody
- …
- lever against
- lever for
Word OriginMiddle English: from Old French levier, leveor, from lever ‘to lift’.