a sleepless night.

• 不眠之夜

a sleepless night.的用法和样例：

例句

1. She passed a sleepless night in the old house.
   她在这间旧房子里度过了一个不眠之夜。
2. Several sleepless nights made him wilt.
   数个不眠之夜使他憔悴。