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Takes a start and an end point, just going to bind local variable names start and end to those pieces.
有一个开始和结束点，就是去把局部的变量的名字,和这些点进行绑定。
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OK. The other piece I want to say about variable names is, once I have that choice of variable name, I can use it, but in fact there are a few things that I can't use in terms of variable names.
关于变量名字我还想说的,另外一点就是，一旦我对变量的名称可以选择，我可以用自己的方式命名，但是,有一些词汇是,不能用来命名变量的。
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Let me write a function, in fact the literal thing I would do is to say, identify the things that change, give each of them a variable name because I want to refer to them, and then write a function that captures the rest of that computation just with those variable names inside.
让我来写个方法,实际上我的意思是，辨别出变化的东西,然后给它们逐个命名以区分,然后写一个用来计算,这些变量的,包括计算过程的方法。
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Second good piece of style here is choice of variable names.
第二个编程优秀风格就是,变量名称的选择。
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Use variable names that make sense.
尽量用有意义的变量名字。
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Once I've got that, I can now start giving some variable names, sorry not, rephrase that, I can give some attributes, I can give some characteristics to these classes.
还有个指向内存中地址的指针，我还可以命名这个指针,因此cp1和cp2都是，指向它们的指针，一旦我创建了它类，我就可以开始赋予。
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