英[ɪm'peə(r)]美[ɪm'per]
记忆方法
词根词缀法
im-，进入，使，-pair，缩写自pejorative，更坏的，贬低的。即进一步贬低的，引申词义损伤，伤害。
verb(动词)
双解例句
verb(动词)
小知识
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.
The root of the verb impair traces back to the Latin word pejorare, meaning “to make worse,” and that’s still what happens if you impair something. Whether it’s communication, visibility, or your marriage prospects, if you impair it, you make it worse. The word can be used for situations that describe something that has deteriorated, such as “Snow continued to impair driving conditions.”
实用短语
单词用法
词语辨析
impair,damage,harm,hurt,injure,wound。这组词共同的意思是“损害，损伤”。impair表示损伤某人〔物〕而导致削弱、缩小或减少其使用价值，也可指情绪的损伤；damage表示损害了表面，损害了人或物的某个部分或使之完全失掉用途；harm表示人的心理、健康、权力或事业上的损害，程度较轻；hurt多用来表示伤害身体或某一部位，或表示剧烈的疼痛或精神上受到伤害；injure表示身体或精神上各种性质及任何程度的伤害，多表示意外受伤；wound主要指在战斗中武器或凶器等造成的外伤或剧烈的痛苦。