中文词 · Chinese word
约定俗成
yuē dìng sú chéng — established by popular usage (idiom); common usage agreement; customary convention
HSK 3.0 L7, HSK newest L7 · study the lists
中文词 · Chinese word
yuē dìng sú chéng — established by popular usage (idiom); common usage agreement; customary convention
HSK 3.0 L7, HSK newest L7 · study the lists