As a file, the appliance has some useful properties-for example, you can duplicate it (for backup purposes) as well as move it between hypervisors (called VM migration).

作为一个文件，虚拟设备拥有一些有用的特性—比如，复制(以便备份)和在多个管理程序之间移动(称为VM迁移)。

youdao

As a file, the appliance has some useful properties-for example, you can duplicate it (for backup purposes) as well as move it between hypervisors (called VM migration).

作为一个文件，虚拟设备拥有一些有用的特性—比如，复制(以便备份)和在多个管理程序之间移动(称为VM迁移)。

youdao