这句英文翻译怎么翻才通顺啊?

问题描述:

这句英文翻译怎么翻才通顺啊?
Auxiliary data storage is usually provided by an internal hard disk and may be supplemented by other media such as floppy disks or CD-ROMs.

辅助数据存储通常由一个内部硬盘提供,也可能有其他媒介补充,比如软盘和光盘驱动器.