lever
英 [ˈli:və(r)] 美 [ˈlevər]

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)

1. [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
2. [C]操作杆 a thing that you pull or push to make a machine work

v.(动词)

1. vt. (用杠杆)移动〔撬开〕 move (sth) with a lever

英英释义

lever[ 'li:və, 'le- ]

• n.
  • a rigid bar pivoted about a fulcrum
  • a simple machine that gives a mechanical advantage when given a fulcrum
  • a flat metal tumbler in a lever lock

    同义词：lever tumbler

• v.to move or force, especially in an effort to get something open

  同义词：prypriseprizejimmy

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…

词组短语

release lever解锁手柄；分离杆

lever principle杠杆原理

brake lever制动杆

lever handle手柄；杠杆手柄；杆式手柄；手柄操纵杆

hand lever手柄；手制动杆；柄；手杆

control lever控制杆；操纵杆

lever type adj. 杠杆式

shift lever变速杆

gear lever[机]变速杆

lever arm杠杆臂；活动臂

connecting lever连接棒；连接杆；连接杠杆

lever rule杠杆定则（定律）

valve lever阀门杆；阀杠杆

更多收起词组短语

双语例句

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。

权威例句

The lever of riches
Lever's Histopathology of the Skin
The Lever of Riches: Technological Creativity and Economic Progress
The Lever of Riches--Technological Creativity and Economic Progress/Joel Mokyr(1990)
A community approach as a lever for integrated health & social care
Implementing the Seven Principles: Technology as Lever
Increased lever pressing for amphetamine after pimozide in rats: implications for a dopamine theory of reward
The neck region of the myosin motor domain acts as a lever arm to generate movement
An atomic‐resolution atomic‐force microscope implemented using an optical lever
Haloperidol and nucleus accumbens dopamine depletion suppress lever pressing for food but increase free food consumption in a novel ...