Rotten lips and rotten teeth
As a Chinese idiom, Pinyin is ch ú NF ǔ ch ǐ luॸ, which means reading is extremely hard. It comes from Dong Fangshuo's answer to guest's difficulty in Han Dynasty.
Idiom explanation
It refers to reading and satirizing.
The origin of Idioms
Dong Fangshuo's answer to the guest's difficulty in Han Dynasty: "today's doctor, Mr. Xiu's skill, admires the sage's righteousness, allegorically recites the words of a hundred schools of poetry and books, which is not to be remembered. He wrote on bamboo and silk, and his lips are rotten and his teeth are decadent. He is convinced but can't be explained."
Idiom usage
It can be used as an object or attributive; it can be used for reading, etc. To make scholars difficult to understand, empty recitation questions and answers, lip decay and teeth do not know the benefits. The book of Sui
Chinese PinYin : chún fǔ chǐ luò
Rotten lips and rotten teeth
have experienced all hardships. tíng xīn zhù kǔ
eat sparingly because of poverty. duàn jī kuài zhōu
be hated by both man and god. rén shén gòng fèn