单词 | optical disc |
释义 | optical disc (once / 738707 pages) n WORD FAMILY optical disc: optical discs USAGE EXAMPLESAfter all, they were phased out decades ago as optical discs began to offer greater storage capacity. The Verge(Sep 02, 2016) Sony Corp. is betting it will be stored on optical discs. Wall Street Journal(Mar 08, 2016) These extra dimensions are why 5D discs can store data so densely compared to regular optical discs. The Verge(Feb 16, 2016) n a disk coated with plastic that can store digital data as tiny pits etched in the surface; is read with a laser that scans the surface Syn|Hypo|Hyper optical disk CD, compact disc, compact disk a digitally encoded recording on an optical disk that is smaller than a phonograph record; played back by a laser DVD, videodisc, videodiska digital recording (as of a movie) on an optical disk that can be played on a computer or a television set audio CD, audio compact disccompact discs used to reproduce sound (voice and music) CD-R, CD-WO, compact disc recordable, compact disc write-oncea compact disc on which you can write only once and thereafter is read-only memory CD-ROM, compact disc read-only memorya compact disk that is used with a computer (rather than with an audio system); a large amount of digital information can be stored and accessed but it cannot be altered by the user memory device, storage device a device that preserves information for retrieval |
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