名詞 lever:

1. a rigid bar pivoted about a fulcrum
2. a simple machine that gives a mechanical advantage when given a fulcrum
3. a flat metal tumbler in a lever lock
   同義詞：lever tumbler

動(dòng)詞 lever:

1. to move or force, especially in an effort to get something open
   同義詞：pry, prise, prize, jimmy

1. This lever must serve some ulterior purpose.
   這撬棒準(zhǔn)是用於不可告人的目的的。
2. Push hard and the lever will go down.
   用力推就能把控制桿按下去。
3. He employed his knife as a lever.
   他把刀子當(dāng)杠桿用。
4. This latest incident may be the lever needed to change government policy.
   最近的事件或許可以作為迫使政府改變政策所需的手段。
5. Move this lever to change gear.
   換檔時(shí)扳動(dòng)這根操縱桿。

lev.er

n.（名詞）
A simple machine consisting of a rigid bar pivoted on a fixed point and used to transmit force, as in raising or moving a weight at one end by pushing down on the other.
杠桿：固定于某一樞軸，用來傳遞力的一種簡單的裝置，帶有一個(gè)金屬桿，如通過壓低一端而舉起或移動(dòng)另一端的重物
A projecting handle used to adjust or operate a mechanism.
操作桿：用來調(diào)節(jié)或操作某一機(jī)械裝置的突出把手
A means of accomplishing; a tool:
工具；手段：用來達(dá)到目的的手段；工具：
例句：
used friendship as a lever to obtain advancement.
把友誼當(dāng)作取得晉升的工具

v.tr.（及物動(dòng)詞）
lev.ered,lev.er.ing,lev.ers
To move or lift with or as if with a lever.
以杠桿移動(dòng)：用或好象用杠桿移動(dòng)或舉起

來源：
Middle English
中古英語
from Old French levier
源自 古法語 levier
from lever [to raise]
源自 lever [舉起]
from Latin lev3re
源自 拉丁語 lev3re
from levis [light] * see leg wh-
源自 levis [輕的] *參見 leg wh-