impair
impair 英 [ɪmˈpeə(r)] 美 [ɪmˈper]
vt. 损害；削弱
进行时:impairing 过去式:impaired 过去分词:impaired 第三人称单数:impairs
- If you make bad decisions in the morning after drinking coffee, you might conclude that caffeine tends to impair your judgment. When you impair something, you damage it or make it work poorly.
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- vt. 损害；削弱
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1. It can not impair the intellectual vigor of the young.
这不能磨灭青年人思想活力.
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2. Loud noise can impair your hearing.
巨大的噪音有损听觉.
- impair (v.) late 14c., a re-Latinizing of earlier ampayre, apeyre "make worse, cause to deteriorate" (c. 1300), from Old French empeirier "make worse" (Modern French empirer), from Vulgar Latin *impeiorare "make worse," from assimilated form of in- "into, in" (from PIE root *en "in") + Late Latin peiorare "make worse," from peior "worse," perhaps originally "stumbling," from PIE *ped-yos-, suffixed (comparative) of *ped- "to walk, stumble, impair," from root *ped- "foot. In reference to driving under the influence of alcohol, first recorded 1951 in Canadian English. Related: Impaired; impairing.
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