一个团体中普遍遵循的惯常做法或程序，尤指有助于社会交往的；风俗。

A practice or procedure widely observed in a group, especially to facilitate social interaction; a custom.

youdao

一个团体中普遍遵循的惯常做法或程序，尤指有助于社会交往的；风俗。

A practice or procedure widely observed in a group, especially to facilitate social interaction; a custom.

youdao