Storage Device,Optical
《英文msh詞典》Storage Device,Optical
[入口詞] Storage Device,Optical
[主題詞] Optical Storage Devices
[英文釋義] A computer disk read by a laser beam,containing data prerecorded by a vendor. The buyer cannot enter or modify data in any way but the advantages lie in the speed of accessibility,relative immunity to damage,and relatively low cost of purchase.