impair
/ɪmˈpeə(r)/verb
with obj.
- weaken or damage (especially a human faculty or function)削弱, 损害（尤指损害人体官能）：
a noisy job could permanently impair their hearing.
噪声大的工作可能会永久性地损害他们的听力。
词源
Middle English enpeire, from Old French empeirier, based on late Latin pejorare （from Latin pejor 'worse'）. The current spelling is due to association with words derived from Latin beginning with im-.