The key thing to notice is, I now have the ability to create iterations, which extends well I can do.
要注意的关键点是,我们现在已经学会如何去创建迭代了,这大大扩展了我们能做的事情的范围。
Now I have the ability to create a loop, that is, to reuse the same pieces of code over and over again as I go around.
现在我们已经学会如何创建循环了,也就是,重复的一遍又一遍的,执行同一片代码。
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