Magnetic disc A generic term for any flat circular plate having a magnetic recording surface onto which data may be recorded, erased and rerecorded.See Floppy disc, Hard disc, and Winchester disc.

• 任何有着可以用磁力作贮存,删除,再贮存的表面的圆形板片的总称。参阅软碟,硬碟和温彻斯特碟。