Turns out this user's manual, just like a typical book, has multiple sections or chapters and Chapter One is generally about programs.

结果这个用户手册，就像一个特定名册，有好多章节,第一章大概是关于程序的。

哈佛公开课 - 计算机科学课程节选

If you called get string multiple times, surely you've been able to get different strings from the user.

如果你调用GetString好几次，你可以从用户那里获得不同的字符串。

哈佛公开课 - 计算机科学课程节选