约 定 俗 成

yuēdìng-súchéng

Meaning

established by popular usage (idiom); common usage agreement
customary convention

Characters

yuēHSK 36 strokesto weigh in a balance or on a scale dìngHSK 28 strokesto fix; to set; to make definite súHSK 49 strokescustom chéngHSK 26 strokesshort name for Chengdu 成都[Cheng2 du1]

More HSK 7-9 words

公证gōngzhèngnotarizationHSK 7-9 马后炮mǎhòupào(Chinese chess) moving the cannon after moving the horse awayHSK 7-9 渗透shèntòu(lit. and fig.) to permeateHSK 7-9 投稿tóugǎoto submit articles for publicationHSK 7-9 徐徐xúxúslowlyHSK 7-9 储蓄chǔxùto save money (in a bank)HSK 7-9 芯片xīnpiàncomputer chip; microchipHSK 7-9 烈士lièshìmartyrHSK 7-9 科普kēpǔpopularization of science (abbr. for 科學普及|科学普及[ke1 xue2 pu3 ji2])HSK 7-9 容量róngliàngcapacityHSK 7-9