lever

lever读音音标

英 [ˈli:və(r)]

美 [ˈlevər]

lever意思解释

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 a machine work

v.(动词)

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

双语例句

用作名词(n.)He employed his knife as a lever.他把刀子当杠杆用。This lever must serve some ulterior purpose.这撬棒准是用于不可告人的目的的。Push hard and the lever will go down.用力推就能把控制杆按下去。Move this lever to change gear.换档时扳动这根操纵杆。This latest incident may be the lever needed to change government policy.*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.)They managed to lever the door open.他们设法撬开了门。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。The worker is levering at the rock.工人用杠杆移动岩石。