go to and fro in constant streams
There is an endless stream of Chinese idioms. Pinyin is Lu ò y ì B ù Ju é. It is used to describe pedestrians, cars and horses coming and going one after another. It comes from the biography of the southern Xiongnu in the book of the later Han Dynasty.
The origin of Idioms
According to the biography of the southern Xiongnu in the book of the later Han Dynasty, "there is an endless stream of people fleeing into the frontier."
Idiom usage
In my dream, the place I went to was a broad road, which was driven by Malay cars. (the 60th chapter of Li Baojia's officialdom in the Qing Dynasty)
go to and fro in constant streams
Strike the gong and shoot the gun - qiāo luó fàng pào
conceal the true state of affairs from above and below - mán shàng qī xià