burn the candle at both ends
US /bɜrn ðə ˈkændl æt boʊθ ɛndz/
UK /bɜrn ðə ˈkændl æt boʊθ ɛndz/

1.
两头烧, 过度劳累
to work or do too much, from early in the morning until late at night, and therefore get very little rest
:
•
She's been burning the candle at both ends to finish her project on time.
她为了按时完成项目,一直在两头烧。
•
If you keep burning the candle at both ends, you'll eventually get sick.
如果你继续两头烧,最终会生病的。