「风俗上……」英文怎么说？

customary 

风俗的、惯例的、习惯性的

In my village, it is customary for a girl to take her mother's name. 

在我们村子里，女孩子会按习俗随母姓。

In some cultures, it is customary for the bride to wear white, whereas brides in China usually dress in red. 

在一些文化中，新娘子根据传统风俗，都会穿白色，然而中国的新娘通常都会穿红色。

The intro

(Listening Comprehension)

Yo ! What's up ? It's Mr.Wong here, and today's word of the day is "customary". It means reflecting or showing a way of behaving or a belief that has been established for a long time among a group of people. It also means usual, ordinary, so basiclly it's another word that means traditional. Check it out !

没看懂？请自己查字典！

（这才是真正的学习过程）