So, operands. Let us take expressions, get values out, we can store them away in places, but ultimately we want to do something with them, so we need to now start talking about what are the things we can do inside of Python, or any programming language, to manipulate them.
也就是运算对象,让我们看看这些表达式,然后看看里面的这些值,我们可以把他们存在计算机的任何位置中,最终目的还是要对这些值做一些操作,因此我们现在需要开始讨论,在Python里面可以做什么,来操作它们了,或者在任何编程语言里。
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