释义
v. 损害 [计算机] 损伤
例句
1. His illness has impaired his efficiency. 生病降低了他的效率。 2. On a communications link, noise or unwanted signals that impair the receipt or correct interpretation of speech or data. 在通信链路上出现的噪音或无用的信号，它损害语音、数据的接收或正确的解释。