So all we have to know is,is there somebody else somewhere in the universe who's got all my memories and beliefs and desires?
我们要知道的是,在别处有无他人,拥有我所有的记忆,信仰和欲望?
I'm using it as an abstraction, saying I'm going to have square root from somewhere, maybe I'll build it myself, maybe somebody gives it to me a s part of a library, so I'm burying the details inside of it.
我把这个方法作为一个抽象来引用,意味着我将会从另外一个,地方去求一个数的平方根,可能我会自己写这个方法,也可能我会从别人写的lib中去引用,因此我将实现的细节放到了其他地方。
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