The other sings in harmony
It is an idiom with the pronunciation B à ch à NGC à h è, which means that one side advocates and the other follows.
explain
It means that one side advocates and the other follows.
source
In the biography of Liu Shilong in the history of the Ming Dynasty, it is said that "the officials are getting worse and the scholars are getting worse and worse. They sing the same song and become popular."
The other sings in harmony
thoughts and feelings ane inspired by things - kàn jǐng shēng qíng
distinguished from the common run - yòng zhōng jiǎo jiǎo
Great achievements and great profits - fēng gōng hòu lì
place a substitute by subterfuge - tōu tiān huàn rì