unchangeable
The Chinese idiom, Pinyin is y ī D ì NGB ú y ì. From Huainanzi zhushuxun.
Idiom explanation
Yi: change.
The origin of Idioms
"Huainanzi zhushuxun" says, "it is not easy for me to weigh the rules. I don't want to change for Qin and Chu, or for Hu and Yue."
Idiom usage
It has a derogatory meaning. However, it is not easy to say whether it is half clear or half dark. The tenth chapter of Liu e's Travels of Lao can in Qing Dynasty
unchangeable
Cicada belly and tortoise intestines - chán fù guī cháng
Leave the mountain to adjust the tiger - lí shān diào hǔ
The mantis refuses to follow the path - táng láng jù zhé
the good and bad are intermingled - láng yǒu bù qí