说明：  Wi n d o w s使应用程序能通过操作系统内建的文件系统服务在网络上通信。有时候，我们 将之称为“网络操作系统”（N O S）能力。
(Wi n d o w s application procedures so that the operating system through the built-in file system services on the network communications. Sometimes, we will call them the "network operating system" (N O S) capacity.)