您只需要创建一个表示输入消息的业务对象。

The only business object that you need to create is the one representing the input message. To create this business object, complete the following steps.

youdao

getBookList表示输入消息。

GetBookList represents the input message.

youdao

这个问题在于，QName表示输入词汇表中的符号。

The problem is that QName represents symbols in the input vocabulary.

youdao

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

So the running time of the problem where the input is T of size N as expressed here formulaically, T of N, the running time of an algorithm, given an input of size N. You know what?

因此一个输入为N的问题的运行时间,在这儿的公式表示为，如果输入为N，那么此算法的运行时间,是多少呢？

哈佛公开课 - 计算机科学课程节选