夜よを日ひに継ついで

expression

day and night; turning night into day

Set phrase meaning to work or do something continuously without regard for day or night, often implying intense effort or urgency.

• 彼かれらは夜よを日ひに継ついで工こう事じを進すすめた。

  They carried on the construction day and night.

• 試し験けん前まえは夜よを日ひに継ついで勉べん強きょうした。

  Before the exam, I studied day and night.