vt.

1. 使恼怒；激怒[（+by/at）]
   She was exasperated to find nobody at home.

   她因发现没人在家而生气。

   It exasperated me that they never kept their promises.

   他们从不遵守诺言令我恼火。

   I was exasperated by/at his stupidity.

   我因他的愚笨而恼火。

2. 【古】使（疾病、痛苦等）加剧

v.