如何在VirtualBox中使用OpenSuse设置共享文件夹

I would like to use OpenSuse as a virtual machine running on windows using VirtualBox. Furtherway I would like to use the "Shared Folder" between the two machines to share data easily. Although I have already found the option "Shared Folder" inside VirtualBox, I haven't figures out where this folder should appear? Or is there something else to do, to enable the "Shared Folder"?I would like to use OpenSuse as a virtual machi