day and night
It's a Chinese idiom. Pinyin is y ǐ y è J ì zh ā o, which means day after night. It comes from Yan Zhitui's family precepts mianxue in the Northern Qi Dynasty.
Idiom usage
Used as an attributive or adverbial; used in writing
Analysis of Idioms
Synonyms: day after day, day after day, day after night
The origin of Idioms
Yan Zhitui's "Yan Family Precepts · mianxue" in the Northern Qi Dynasty says, "the emperor of Yuan Dynasty, in Jiangjing, revived his love and study, summoned and set up students, became a professor in person, forgot to eat and sleep, and continued to work all night."
Idiom explanation
He said day and night.
Chinese PinYin : yǐ yè jì zhāo
day and night
give up completely to natural impulse. zì qíng zòng yù
have a retinue before and behind. qián hū hòu yōng