lever
lever 英 [ˈli:və(r)] 美 [ˈlevər]
n. 杠杆；控制杆 vt. 用杠杆撬动；把…作为杠杆 vi. 用杠杆撬
进行时:levering 过去式:levered 过去分词:levered 第三人称单数:levers 名词复数:levers
- A lever is a handle, sticking out at an angle, that allows you to operate a machine or close a door . When you pull the lever of a voting booth, you both cast your ballot and open the curtain.
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- n. 杠杆；控制杆
- vt. 用杠杆撬动；把…作为杠杆
- vi. 用杠杆撬
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1. One of them is, I derived an expression for the lever rule.
其中之一是，我得到的杠杆定律的表达式。
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2. When I got to this result I pointed out that therefore you can use the lever rule.
当我得到我指出的这个结果,由此你们就能用到杠杆定律。
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3. The imperialists use this ideology and culture as a lever for easily realizing their domination and subjugation, aggression and plunder of other countries.
帝国主义者使用这种思想和文化作为一种杠杆，轻易地实现其统治、征服、侵略以及掠夺他国的目的。
- lever (n.) "simple machine consisting of a rigid piece acted upon at different points by two forces," c. 1300, from Old French levier (12c.) "a lifter, a lever, crowbar," agent noun from lever "to raise" (10c.), from Latin levare "to raise," from levis "light" in weight, "not heavy," also, of motion, "quick, rapid, nimble;" of food, "easy to digest;" figuratively "slight, trifling, unimportant; fickle, inconsistent;" of punishments, etc., "not severe," from PIE root *legwh- "not heavy, having little weight." As a verb, 1856, from the noun.
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