All night long
Throughout the night, the Chinese idiom Li á nm í ngch è y è means a whole night, from dark to dawn. It's the same as "day and night". From long night.
Analysis of Idioms
[synonym]: night after night, night after night, night after night
The origin of Idioms
Yao xueyin's "long night" 2: "when I left Xinyang, the buses in the southern section of the pinghan line were no longer available, and all the vehicles were transporting the army day and night."
Idiom usage
Used as an attributive or adverbial.
All night long
Looking at the mountain from the bottom - zhǔ hù kàn shān
crisscross footpaths between fields - tián lián qiān mò
open one 's heart wide and lay bare one 's thoughts - qīng xīn tǔ dǎn