lever
音标发音
- 英式音标 [ˈliː.vər]
- 美式音标 [ˈlev.ɚ]
- 国际音标 ['li:və, 'le-]
- 英式发音
- 美式发音
基本解释
- 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
词根记忆
- lev(举起，变轻) + er(表物)→给我一个杠杆，我能撬起整个地球→杠杆
- lev(举起，变轻) + er→用来举起东西的工具→杠杆
- lev(举起) + er→给我一根杠杆，我能撬动地球→撬动；杠杆
同根派生
- n性质的同根词
- leverage：手段，影响力；杠杆作用；杠杆效率。
- leveraging：杠杆作用；举债经营。
- v性质的同根词
- leveraging：利用贷款进行投机（leverage的ing形式）。
用法辨析
- lever用作名词时,其基本意思是“杠杆”,也可指机器的“操作杆”;用于比喻时,可表示“(施加某种压力的)手段,方法。”
n. (名词)
英汉例句
- He is repairing the brake lever of an automobile.
他正在修理汽车的刹车杆。 - They levered it into position.
他们用杠杆把它撬到位。
用作名词 (n.)
用作动词 (v.)
用作及物动词: S+～+ n./pron.
词组短语
- 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
- operating lever 操纵杆
- timing lever 定时杆
- brake 〔control〕 lever 刹车〔操纵〕杆
- gear lever [机]变速杆
- lever rule 杠杆定则（定律）
- lever along 〔away, out, over, up〕 撬动,撬起
- lever ...into... 用杠杆把…撬进…
- Shift Lever 变速杆;排档杆;拨叉;变速把手
- release lever 解锁手柄；分离杆
用作名词 (n.)
动词+～
形容词+～
名词+～
～+名词
用作动词 (v.)
副词+～
～+介词
短语
英英字典
- (BAR/HANDLE) a bar or handle that moves around a fixed point, so that one end of it can be pushed or pulled in order to control the operation of a machine or move a heavy or stiff object
- (ADVANTAGE) something you use, often unfairly, to try to persuade someone to do what you want
- A lever is a handle or bar that is attached to a piece of machinery and which you push or pull in order to operate the machinery.
- &rarrsee also gear lever
- A lever is a long bar, one end of which is placed under a heavy object so that when you press down on the other end you can move the object.
- If you lever something in a particular direction, you move it there, especially by using a lot of effort.
剑桥英英字典
柯林斯英英字典
专业释义
- 杠杆
Besides, static displacement-force model and dynamic mechanical-magnetic coupling model for GMA are established. A simple lever rig is built up to measure static extension of GMA.
建立了该GMA的静态位移力模型和动态机-磁耦合模型,搭建了杠杆试验装置,验证了GMA在常态磁场强度下可以产生与油膜轴承油膜厚度在同一数量级的伸长量。 - 槓杆
- 闸柄
- 控制杆
- 杆
- 杠杆