night and day
Day and night; all day and all night.
Idioms and allusions
[source]: Zhou Libo's "Stormy rain" the first 15: "the working party and the peasant workers' Association are constantly visited by people in dark and day."
The old woman spins and spins and spins in the dark and day. The old man weaves and weaves, and then weaves the cloth. Liang Bin's "the story of fire"
Discrimination of words
[pinyin code]: HTBR
Day and night
Usage: as an object or adverbial; used in spoken English
night and day
when a man is poor , his ambition is not far-reaching - rén qióng zhì duǎn
a makeshift to tide over a present difficulty - wān ròu chéng chuāng