All you have to include in your own programs is the so-called header file.

你们自己写的程序只需要包括,头文件就可以了。

哈佛公开课 - 计算机科学课程节选

Well, I include what's called a header file as we'll call it.

好吧，我需要包含一个头文件。

哈佛公开课 - 计算机科学课程节选

include cs50 h But this says include and this says include a file called cs50.h that lives in some special place on the server that the cs50 staff wrote.

这里写在,众所周知，cs50，h是由CS50的员工,编写的一个库文件。

哈佛公开课 - 计算机科学课程节选

stdio c So somewhere there's standard IO dot C, stdio h somewhere they're standard IO dot H, but, for me, right now, the only file I need to know about is the dot H, -- because what Sharp include really does -- it's what's called a preprocessor directive.

所以某个地方有一个，现在对于我来说它们是，我只要知道那个，h文件，因为Sharp包含的-,叫做预处理指令。

哈佛公开课 - 计算机科学课程节选