音标:['liːvə] ;
n. 杠杆;控制杆
vt. 用杠杆撬动;把…作为杠杆
vi. 用杠杆撬
n. (Lever)人名;(法)勒韦;(英)利弗;(德)莱韦尔
v. to move or force, especially in an effort to get something open

lever的用法和样例:

例句

用作名词(n.)
  1. He employed his knife as a lever.他把刀子当杠杆用。
  2. This lever must serve some ulterior purpose.这撬棒准是用于不可告人的目的的。
  3. Push hard and the lever will go down.用力推就能把控制杆按下去。
  4. Move this lever to change gear.换档时扳动这根操纵杆。
  5. This latest incident may be the lever needed to change government policy.最近的事件或许可以作为迫使政府改变政策所需的手段。
用作动词(v.)
  1. They managed to lever the door open.他们设法撬开了门。
  2. We are trying to lever the roots out, but in vain.我们试图撬掉这些树根,但没有成功。
  3. The worker is levering at the rock.工人用杠杆移动岩石。

常见句型

用作名词(n.)
  1. He is repairing the brake lever of an automobile.他正在修理汽车的刹车杆。
  2. Push the lever and the machine will start.推动启动杆,机器就开动了。
  3. They used the threat of strike action as a lever to get the employers to agree to their demands.他们以罢工威胁为手段,要求雇主同意他们的要求。
用作动词(v.)
用作及物动词S+~+ n./pron.
  1. They levered it into position.他们用杠杆把它撬到位。
  2. They levered the iron into the house.他们用杠杆把铁块撬进屋里。

常用短语

用作动词(v.)
lever out( v.+adv. )
    使(自己)费力地站起来make (oneself) rise with difficulty, effort, etc.lever sth ⇔ out

    We had a lot of trouble levering the roots out.

    在撬树根时我们遇到了很多麻烦。

    lever sb out of sth

    They're trying to lever him out of his job as head of the firm.

    他们试图把他从公司首脑的位置上挤走。

    lever oneself out

    Once you're stuck in deep snow, it's difficult to lever yourself out.

    你一旦陷进深雪中,就很难拔出身。

lever up( v.+adv. )
    费力地支起(自己)lift (oneself) up with difficulty, effortlever sth ⇔ up

    If you lever up the stone with a stick, you will find lots of insects living beneath it.

    要是用棍把这块石头撬起来,你会看到石头下面有许多虫子。

    lever oneself up

    The wounded soldier levered himself up on his elbow and shouted for help.

    那个伤兵用胳膊支起身子,大声呼救。

词汇搭配

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…

经典引文

  • A simple flip of a lever will enable the bike to be folded.

    出自:Toronto Sun
  • Joseph..levered up the lid..with a chisel.

    出自:C. Mackenzie
  • I levered Smithy into a sitting position.

    出自:A. MacLean
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