External hard disks can be purchased alone and then attached to the microcomputer with cables; they are used for backing up large amounts of data or for additional storage capacity.
External hard disks can be purchased alone and then attached to the microcomputer with cables; they are used for backing up large amounts of data or for additional storage capacity.
外部硬盘可以独立购买，通过电缆线与微机相连；它的用处是备份大量的数据或增加存储容量。