Each unique mount instance of a filesystem object is represented by a virtual filesystemstructure.
文件系统对象的每个唯一的装入实例通过一个虚拟文件系统结构进行表示。
2
Since a command line interface cannot provide graphic pictures of the filesystemstructure, it must have a different way of representing it.
既然命令行界面不可以将文件系统结构以图形化的方式表示出来，那么，它一定有另外一种表现方式。
3
This takes a single argument defining the reference to a filesystemstructure (file_system_type), which defines the name of the filesystem, a set of attributes, and two superblock functions.