There's a function in purple, there's a string in green, and in black I have the assignment statements.

还有个粉色的方法，绿色的字符串，赋值声明是黑色的。

麻省理工公开课 - 计算机科学及编程导论课程节选

So when you have a function called GetString, -- that means it's going to get a string from the user -- -- prompt the user for a string -- whereas printf is literally going to print it, not to paper, but to the screen.

所以当你有一个叫做GetSting的函数，它的意思是从用户那获得一个字符串-,提示用户输入一个字符串-,然而printf的确是用来打印的，不是在纸上，而是在屏幕上。

哈佛公开课 - 计算机科学课程节选

Odds are when this function called gets a string from the user by expecting them to manipulate their keyboard - with their fingers, I need to-- initiatively I'm gonna get back a sentence or a word or a phrase or something.

调用GetString获取的信息也有可能,是通过键盘敲进来的,东西-,它将会返回句子啊，单词啊,或词组啊等等一些信息。

哈佛公开课 - 计算机科学课程节选

I certainly don't want to assume they're always going to type a three-letter or a four-letter or a two-letter word I want some dynamism but that's fine because get string can get a string of any length, I can then use the string length function to just ask while the program is running how big is the string that I was handed?

当然我不能假设他总是,输入3个字符或4个字符,或2个字符的单词，我想要动态地分配,因为GetString可以获得任意长度的字符串，然后我可以使用strlen函数,来得到那个我传递的字符串,有多长？

哈佛公开课 - 计算机科学课程节选