约定俗成
拼音yuē dìng sú chéng
established by usage
【法】 sanctioned by usage
约的英语翻译:
about; agreement; arrange; make an appointment; pact
【经】 about
定的英语翻译:
book; order; decide; fix; stable; surely; calm
俗的英语翻译:
common; convention; custom; secular; vulgar
成的英语翻译:
become; fully grown; succeed