字符表示匹配一个或多个前面的元素。

The + character means to match one or more of the previous element.

youdao

这个字符表示是否有替换的访问方法应用到文件。

This character specifies whether an alternate access method applies to the file.

youdao

注意，\字符表示用于格式化目的的换行符。

Note that the \ characters are to indicate a line break for formatting purposes.

youdao

0 And we'll also see backslash 0 which is actually the special character that's used at the end of a string to say no more string after this point in memory.

还有0,用于存储器中字符串末尾,表示在此之后就,没有字符了。

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I give it some character. It gives me back an integer representing. It looks weird.

我输入一些字符,程序返回给我一个整数的表示。

麻省理工公开课 - 计算机科学及编程导论课程节选

That's the internal representation that python uses for this. If I give it some other character, yeah, it would help if I could type, give it some other character.

为什么输入‘3’返回了其它的东西？,这是python在内部的表示方式，如果我输入其它的字符，是的，如果我能输入，输入其它的字符。

麻省理工公开课 - 计算机科学及编程导论课程节选