约定俗成約定俗成 yuē dìng sú chéng — established by popular usage (idiom); common usage agreement
yuē (first tone, high and level) dìng (fourth tone, falling) sú (second tone, rising) chéng (second tone, rising)yue1 ding4 su2 cheng2
Traditional: 約定俗成
established by popular usage (idiom); common usage agreement
Levels 7–9· 2021 three-band, nine-level proficiency standardverb
Meanings
established by popular usage (idiom); common usage agreement
established by popular usage (idiom); common usage agreement; customary convention
verb