Finally, another interesting area is the creation of multiple map views, these can work on the same memory mapped file accessing different areas of the files.
最后，让我们来看一下另外一个有意思的领域：创建多个映射视图。它们同时工作访问同一个内存映射文件的不同区域。
The BSS memory area is anonymous: it does not map any file.
BSS内存区域是匿名的：它不映射任何文件。
The BSS memory area is anonymous: it does not map any file.
BSS内存区域是匿名的：它不映射任何文件。
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