It's just like copying folders and files from different places on your internal hard disk.

这跟从电脑硬盘的不同位置复制文件夹和文件是一样的。

youdao

There might be some scenarios in which a problem with the computer itself, as opposed to a breakdown of its internal hard disk, could affect the external drive.

在一些情况下，比如电脑本身出问题而不是内置硬盘发生故障，外置硬盘就可能会受到影响。

youdao

Using the included IR remote or the REDRAY iOS application (available from the Apple App Store), users can connect to REDRAY via wireless network to select and manage their 4K and HD content, stored on the internal 1TB capacity hard disk drive.

ENGADGET: Redray 4K Cinema Player is ready to pre-order: $1,450 for high-res, high framerate home viewing