vt.损害；削弱
[计算机] 损伤.
Loud noise would impair your hearing. 大的噪音会损害你的听觉。
His illness has impaired his efficiency. 生病降低了他的效率。
Don't boil the sauce as this and impair the flavor. 酱汁还要煮沸，否则会影响味道。
