Back up your hard drive to an external device.

备份您硬盘上的一个外部设备。

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It does have one USB port for connectivity to the external device.

它也有一个US b端口为连接到外部设备。

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Make sure to save your files onto an external device for backup purposes.

请务必保存您的文件到外部设备备份的目的。

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An external device such as this shield by MIT has a number of advantages over securing the devices themselves.

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With built-in WiDi and Wi-Fi direct (Miracast), content from any compatible external device can be wirelessly shared with the TV.

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Media which lives on a computer can be moved to a variety of mobile devices by dragging and dropping the files to a desktop folder which then drops copies on the external device over the web.

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