So we looked at a number of fairly small programs that at the end of the day did very little more than print hello world and the like.

这堂课最后,如果我们只是看几个小程序，根本没啥用,还不如hello，world程序呢。

哈佛公开课 - 计算机科学课程节选

But once you've written a program, "hello world," in a file called hello.c, you Save and Quit.

不过一旦你们写了一个“hello，world“程序“,并且把它保存为hello，c文件后退出。

哈佛公开课 - 计算机科学课程节选

It's sort of the canonical hello world program as computer scientists call this very simple example.

这只是某种“hello，world“程序,即计算机界最简单的程序样例。

哈佛公开课 - 计算机科学课程节选

All right, so let's actually write something a little more interesting than "hello world."

好的，让我们来写点比“hello，world“,更有意思点的程序吧“

哈佛公开课 - 计算机科学课程节选