My nose is flat and my lips are blue
The Chinese idiom, Pinyin is B í t ǎ ch ú NQ ī ng, which means serious facial injury. From Guangling tide.
The origin of Idioms
The sixth and fifth chapter of Li Hanqiu's Guangling tide: "if you think about it, take a look at Yan Dacheng. He's already beaten so hard that he can't look like it."
Idiom usage
It is used as attributive and adverbial to describe a person's injury.
My nose is flat and my lips are blue
keep one 's heart as hard as the nether millstone - xīn rú tiě shí
If you don't get into the tiger's den, you can't get into the tiger's son - bù rù hǔ xué,bù dé hǔ zǐ
even a drop of water couldn 't leak out - shuǐ xiè bù tōng