开夜车

• 拼音: kāi yè chē
• 汉字拆解: 开 = to drive/operate; 夜 = 亠 + 亻+ 夕, night; 车 = pictograph of vehicle

含义

To burn the midnight oil; to work late into the night. Working or studying through the night.

A colloquial expression for staying up late to work or study, often before deadlines or exams. Literally means 'to drive a night car/train' — a metaphor for working when others are asleep. Similar to English 'burning the midnight oil' or 'pulling an all-nighter.'

例句

1. 考试前一天他开夜车复习到凌晨三点才睡。
2. 项目deadline快到了，整个团队都在开夜车赶进度。
3. 长期开夜车对身体不好，还是要保持规律作息。

用法指南

语境: work, study, everyday

语气: colloquial

正确说法

• 别老开夜车，对身体不好。(Don't always pull all-nighters; it's bad for your health.)
• 没办法，只能开夜车赶工了。(No choice; we have to burn the midnight oil to meet the deadline.)

错误说法

• 在正式场合用开夜车 (开夜车 is colloquial — in formal contexts use 熬夜工作 or 加班到深夜)

起源与历史

Metaphor from driving late at night (开夜车 = drive night vehicle). Extended to mean working when one should be sleeping.

文化背景

世代: All ages

社会背景: Universal