the middle of the night
⇒ 你三更半夜不睡觉,跑出去干吗?
It's the middle of the night — why aren't you asleep and what are you doing outside?
英语词典包含298861条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。