| 单词 | impair |
| 释义 | impair UK [ɪm'peər] US [-'per] verb transitive ■to spoil something or make it weaker so that it is less effective 损害；削弱 •A recurring knee injury may have impaired his chances of winning the tournament.复发的膝伤可能降低了他在锦标赛中获胜的机会。 |
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