他经常熬夜。

He often sits up late.

youdao

他工作的时候，经常通宵熬夜，睡得很迟。

When he was working, he stayed up all night and slept late.

youdao

他经常晚上熬夜。

I often keep up late.

youdao

老鼠经常熬夜。他听到了咆哮声，并跑去帮忙。

Mouse sits up. He hears that roar and runs to help.

youdao

考试前，他经常通宵达旦的熬夜。

Before the exam, he usually burns the midnight oil.

youdao

考试前，他经常通宵达旦的熬夜。

Before the exam, he usually burns the midnight oil.

youdao