Night after night
Li á nxi ā och è sh ǔ, a Chinese idiom, means a whole night, from dark to dawn. It's the same as "all night long". It comes from the seventh chapter of Li Ren in the Analects of Confucius.
Analysis of Idioms
Late at night
The origin of Idioms
Wang Fuzhi of the Qing Dynasty wrote in the Analects of Confucius, Chapter 7 of reading the four books, that "the children of the scoundrel, who gambled with Qiong, stayed up all night. When their parents were ill, they taught him to sit and wait all night, and he couldn't get rid of his drowsiness."
Idiom usage
Used as a predicate or adverbial; used in dealing with affairs. Last night, School B burned the red books completely. (Lu Xun's sequel to Huagai: the flowerless rose 3)
Night after night
Talk about misfortunes and blessings - wàng tán huò fú
return to original purity and simplicity - guī zhēn fǎn pú
eager for quick success and instant benefits - jí gōng hào lì
A pot of wine and a bag of rice - jiǔ wèng fàn náng
do a discreditable thing secretly - àn shì kuī xīn
make a pillow of one 's spear waiting for daybreak - zhěn gē dá dàn