lever

音标['levә] 读音

汉语翻译

n. 杠杆, 似杠杆之工具
vt. 撬开
vi. 使用杠杆
【医】 杠杆, 杆, 梃

词型变化:

动词过去式:levered 过去分词:levered 现在分词:levering 第三人称单数:levers 

英语解释:

名词 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
    同义词:lever tumbler

动词 lever:

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

例句:

  1. This lever must serve some ulterior purpose.
    这撬棒准是用於不可告人的目的的。
  2. Push hard and the lever will go down.
    用力推就能把控制杆按下去。
  3. He employed his knife as a lever.
    他把刀子当杠杆用。
  4. 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。
  5. Move this lever to change gear.
    换档时扳动这根操纵杆。

详细解释:


lev.er

n.(名词)
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.
杠杆:固定于某一枢轴,用来传递力的一种简单的装置,带有一个金属杆,如通过压低一端而举起或移动另一端的重物
A projecting handle used to adjust or operate a mechanism.
操作杆:用来调节或操作某一机械装置的突出把手
A means of accomplishing; a tool:
工具;手段:用来达到目的的手段;工具:
例句:
used friendship as a lever to obtain advancement.
把友谊当作取得晋升的工具

v.tr.(及物动词)
lev.ered,lev.er.ing,lev.ers
To move or lift with or as if with a lever.
以杠杆移动:用或好象用杠杆移动或举起

来源:
Middle English
中古英语
from Old French levier
源自 古法语 levier
from lever [to raise]
源自 lever [举起]
from Latin lev3re
源自 拉丁语 lev3re
from levis [light] * see leg wh-
源自 levis [轻的] *参见 leg wh-


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