开夜车 (kāi yèchē) burn the midnight oil

Usage:

“开夜车”的字面意思是在夜间开车,比喻熬夜学习或工作。
“开夜车(kāi yèchē)”literally means driving at night and it is a metaphor for staying up late to study or work.

Sentences:

1、 Kuài yào kǎoshì le, tā bùdébù kāi yèchē fùxí.
快要考试了,他不得不开夜车复习。
The exam is around the corner, so he has to stay up late to review the lessons.

2、 Bié zǒngshì kāi yèchē, nàyàng duì shèntǐ tài bù hǎo le.
别总是开夜车,那样对身体太不好了。
Please don’t work late at night any more. It is very bad for your health.

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