成语 chéng yǔ Chinese set expression, typically of 4 characters, often alluding to a story or historical quotation; idiom; proverb; saying; adageCL: 条 tiáo, 本 běn, 句 jù Example sentences 学习中文一定要学习成语才能听懂中国人在说什么。 xuéxí zhōngwén yīdìng yào xuéxí chéngyǔ cáinéng tīng dǒng zhōngguó rén zài shuō shénme. To learn Chinese, you must learn idioms to understand what the Chinese are saying