这是干什么？

What is the meaning of this?

youdao

来，帮帮忙，我们看看这是干什么用的。

Here--bear a hand and we'll see what it's here for.

youdao

哎，大牛，你这是干什么呀？

Hey, what are you doing here, Daniel?

youdao

- So this commands, number two here -- can someone just quickly translate into the English what it is doing for us? Yeah?

所以这个命令，在这里的第二个-,你们谁能快速地把它翻译成,英语来说明这是干什么的吗？，请说？

哈佛公开课 - 计算机科学课程节选

It's words to you, or to the reader of the code, that are telling you what's going on inside of this code. OK?

注释是一些对你，或者对代码阅读者说的一些话，告诉你这段代码,是干什么的，对不对？

麻省理工公开课 - 计算机科学及编程导论课程节选

So, I'm getting a string and so what really am I doing in this line of code?

那么，我得到一个字符串,这行代码实际上是干什么的呢？

哈佛公开课 - 计算机科学课程节选