昼夜

晝夜

zhòuyè

noun HSK 7 #23,250

Meanings

1 day and night
2 round the clock

Characters

Examples

工人们昼夜不停地工作。

Gōngrénmen zhòuyè bù tíng de gōngzuò.

The workers worked around the clock without stopping.

春分时昼夜等长。

Chūnfēn shí zhòuyè děng cháng.

Day and night are equal in length at the spring equinox.

Tips

register

昼夜 is literary. In everyday speech, 白天和晚上 (daytime and nighttime) or 日夜 is more common.

Stroke Order

昼 zhòu

夜 yè