youdao

这一传统手艺是一代一代往下传的。

The traditional craft has been passed down from generation to generation.

youdao

您能给我介绍一下传统的中国工艺品吗？

Can you show me some traditional Chinese arts and crafts?

youdao

It means anybody using that little function get float doesn't have to worry about what's inside of it. So for example, I decide I want to change the message I print out, I don't have to change the function, I just pass in a different parameter.

这代表着用这个方法去获得浮点数,的任何人都不用担心具体的实现了,例如，如果我想改变下,显示的信息的话，我不必去改变方法，我传个不同的参数就可以了。

麻省理工公开课 - 计算机科学及编程导论课程节选