yè​yǐ​jì​rì HSK7

night and day

夜以继日 (夜以繼日) yè​yǐ​jì​rì
night and day idiom
night and day; continuous strenuous effort

He worked day and night to finish the task before the deadline.

Frequency

Movie subtitles
1.37 per million appears in 0% of films
Written text
0.913 per million

Details

HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT