break with old customs; bring about a change in morals and mores; 移风易俗
When in Rome, do as the Romans do. 入乡随俗。
monks and laymen; clergy and laity 僧俗
popular (language, style, etc.) 通俗
free from vulgarity; 脱俗
in fashion; a style that is not much worn 衣着不俗
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)