I don't know

I don't know

As a Chinese idiom, Pinyin is s ù y è B ù Xi è, which means to work hard day and night. It comes from the book of rites.

Idiom usage

Used as a predicate or attributive; used in writing

Analysis of Idioms

Synonyms: unremitting and perplexing

The origin of Idioms

According to the book of rites, Ji Tong: "it's uncle Wen who promotes the old people's desire, leads the way to celebrate the country, bows to the state, works hard in the public house, and doesn't understand all day and night. The people say it's time to rest." According to the biography of Dong Zhongshu in the book of Han Dynasty, "this is the result of doing good."

Idiom explanation

He works hard day and night. It's the same as "never slacken".