virtual file store

基本解释

A virtual file system or similar mechanism can, of course, store state—for the users who have it.
儅然，虛擬文件系統或相似的機制可以存儲狀態，但是用戶必須有這些系統。
Enter a size under the SD Card entry; this is a virtual SD card that's actually an IMG file that Android will use to store your settings and files in.
在SD卡屬性區輸入尺碼，這是一個虛擬SD卡，實質上是一個IMG文件，Android將會用它來“存儲”你的設置和文件。
www.linux-ren.org
A virtual file system can be a physical file system, a network file system, or a logical file system (one that does not have a physical backing store, such as ramfs).
虛擬文件系統可以爲物理文件系統、網絡文件系統、或者邏輯文件系統（沒有物理後備存儲，如 ramfs）。