"dead of night" in Chinese (Simplified)
深夜
Definition
夜里最安静、最黑暗的时刻，通常是大多数人都在睡觉的时候。
Usage Notes (Chinese (Simplified))
多用于文学、叙述或描写紧张、神秘场景时，表达夜晚最黑暗安静的时刻。“in the dead of night”常用于表达悄悄发生的事件。
Examples
He left the house in the dead of night.
他在**深夜**离开了房子。
The city is very quiet in the dead of night.
城市在**深夜**非常安静。
She woke up suddenly in the dead of night.
她在**深夜**突然醒来。
Someone knocked on the door in the dead of night, and it scared me.
**深夜**有人敲门，把我吓了一跳。
The power went out in the dead of night, so we had to find candles in the dark.
**深夜**停电了，我们只能摸黑找蜡烛。
They finished the work in the dead of night to avoid being seen.
他们在**深夜**完成了工作，为的是不被人发现。