单击绿色圆圈，就可以指定操作系统和版本信息。
Clicking on the green circle will offer you the option to specify operating system and version information.
如果指定的名称在操作系统中只定义为用户，或者没有定义，那么假设是USER。
If the specified name is defined in the operating system only as user or if it is undefined, user is assumed.
如果指定的名称在操作系统中同时定义为用户和组，那么返回一个错误。
If the specified name is defined in the operating system as both, an error is returned.
应用推荐