Koukuai
It is a Chinese idiom. Pinyin is t ú K ǒ uxi ā oy ī n, which means the tongue is open and the lips are burning. It takes a lot of talking to describe. The source is "the book of songs · the wind · the Owl".
The origin of Idioms
There are two languages in the book of Songs: Yu Kou Zuo and Yu Wei Yin Kuai.
Koukuai
The army's arsenal, Ma Rushan - bīng cáng wǔ kù mǎ rù huà shān
Talk about the yellow from the white - shǔ bái lùn huáng
secure other 's belongings by force - bào qǔ háo duó