Definition
To exhaust oneself by working or engaging in activities from early morning until late at night, thereby getting insufficient rest.
日夜奋劳
She's been burning the candle at both ends to finish the project, working from early morning till late every day.
她为了完成这个项目，从早忙到晚，蜡烛两头烧。
He's working two jobs and is constantly busy; this lifestyle of burning the candle at both ends is very detrimental to his health.
他做两份工作，忙得不可开交；这种蜡烛两头烧的生活方式对他的健康非常不利。
The students were burning the candle at both ends before the exam, leading to exhaustion.
学生们在考试前蜡烛两头烧，导致精疲力尽。