They are so close to each other(bǐ jiān dié jì)

They are so close to each other

Chinese idiom, Pinyin is B ǐ Ji ā NDI é J ì, which means shoulder to shoulder, footprint to overlap, describes many people. It comes from Liu Zongyuan's treatise on documents with friends in Tang Dynasty.

The source of the idiom is Liu Zongyuan's treatise on documents with friends in the Tang Dynasty: "those who honor the past and abuse the present can be traced back and forth."

Chinese PinYin : bǐ jiān dié jì