这将从文件系统中删除该文件的名称，当使用该文件的程序关闭它时，操作系统可以重新获得其存储空间。

The name of the file is removed from the file system, and its storage space is recovered by the operating system when the program using it closes the file.

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操作系统内存管理的主要问题是存储空间的分配和回收。

The main problems in the memory management of operating system are the distribution and recovery of the storage space.

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