ㄕㄨㄞˋshuàiㄧㄡˊyóuㄐㄧㄡˋjiùㄓㄤzhāng

  1. 典章制度完全取法前代詩經·大雅·假樂》:不愆率由舊章。」晉書·四六·》:建置使率由舊章一如古典。」遵循陳規更新突破率由舊則」。蕭規曹隨沿襲舊規

to act in accordance with the old rules (idiom)​, to follow a proven formula