It was scoped to the whole file.
而是在整个文件的范围。
It takes an int; deal with it when you get to it and then once you look through the whole file, should you find -- ultimately find the actual code that defines or impliments this thing.
它携带一个int数,当你获得了它就处理它,然后一旦你查看整个文件,最终你将发现实际代码中,定义或执行了这个东西。
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