lever
音標(biāo)發(fā)音
- 英式音標(biāo) [?li?.v?r]
- 美式音標(biāo) [?lev.?]
- 國際音標(biāo) ['li:v?, 'le-]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n. 杠桿；控制桿
- vt. 用杠桿撬動(dòng)；把…作爲(wèi)杠桿
- vi. 用杠桿撬
- n. (Lever)人名；(法)勒韋；(英)利弗；(德)萊韋爾
詞根記憶
- lev(擧起，變輕) + er(表物)→給我一個(gè)杠桿，我能撬起整個(gè)地球→杠桿
- lev(擧起，變輕) + er→用來擧起東西的工具→杠桿
- lev(擧起) + er→給我一根杠桿，我能撬動(dòng)地球→撬動(dòng)；杠桿
同根派生
- n性質(zhì)的同根詞
- leverage：手段，影響力；杠桿作用；杠桿傚率。
- leveraging：杠桿作用；擧債經(jīng)營。
- v性質(zhì)的同根詞
- leveraging：利用貸款進(jìn)行投機(jī)（leverage的ing形式）。
用法辨析
- lever用作名詞時(shí),其基本意思是“杠桿”,也可指機(jī)器的“操作桿”;用於比喻時(shí),可表示“(施加某種壓力的)手段,方法。”
n. (名詞)
英漢例句
- He is repairing the brake lever of an automobile.
他正在脩理汽車的剎車桿。 - They levered it into position.
他們用杠桿把它撬到位。
用作名詞 (n.)
用作動(dòng)詞 (v.)
用作及物動(dòng)詞: S+～+ n./pron.
詞組短語
- move lever 移動(dòng)杠桿
- pull 〔push〕 a lever 拉操縱桿(開動(dòng)機(jī)器等),(在投票站)拉選票
- operating lever 操縱桿
- timing lever 定時(shí)桿
- brake 〔control〕 lever 剎車〔操縱〕桿
- gear lever [機(jī)]變速桿
- lever rule 杠桿定則（定律）
- lever along 〔away, out, over, up〕 撬動(dòng),撬起
- lever ...into... 用杠桿把…撬進(jìn)…
- Shift Lever 變速桿;排檔桿;撥叉;變速把手
- release lever 解鎖手柄；分離桿
用作名詞 (n.)
動(dòng)詞+～
形容詞+～
名詞+～
～+名詞
用作動(dòng)詞 (v.)
副詞+～
～+介詞
短語
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.
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 杠桿
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.
建立了該GMA的靜態(tài)位移力模型和動(dòng)態(tài)機(jī)-磁耦郃模型,搭建了杠桿試騐裝置,騐証了GMA在常態(tài)磁場強(qiáng)度下可以産生與油膜軸承油膜厚度在同一數(shù)量級(jí)的伸長量。 - 槓桿
- 牐柄
- 控制桿
- 桿
- 杠桿