Floppy disks have always been cheap to make and relatively easy to copy.

软盘制作成本比较低，而且拷贝起来也相对容易些。

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Disks for computer come in two main types, floppy and hard.

计算机所有磁盘主要有两类，软盘和硬盘。

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Disks for computer come in two main types, floppy and hard.

计算机所有磁盘主要有两类，软盘和硬盘。

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