1Chinese set expression, typically of 4 characters, often alluding to a story or historical quotation; idiom; proverb; saying; adage
Example
wǒ我bǎ把chéng yǔ成语quán bù全部huán还gěi给lǎo shī老师liǎo了。
我把成语全部还给老师了。
I gave all of the Chinese proverbs back to the teacher.