American English preferred spelling, 1660s, "round flat surface," from Latin discus "quoit, discus, disk," from Greek diskos "disk, quoit, platter," related to dikein "throw," from PIE *dik-skos-, from root *deik- "to show, pronounce solemnly; also in derivatives referring to the directing of words or objects" [Watkins]; see diction.
Sense of "phonograph disk" is 1888; computing sense is from 1947. Disk jockey first recorded 1941; dee-jay is from 1955; DJ is 1961; video version veejay is 1982. Disk-drive is from 1952.
实用例句
1. These files have been zipped up to take up less disk space.
这些文档已经进行了压缩，以节省磁盘空间。来自柯林斯例句
2. I can boot up from a floppy disk, but that's all.
我可以用一张软盘来启动，但其他的就无能为力了。来自柯林斯例句
3. One CD-ROM disk can hold over 100,000 pages of text.
一张光盘可以存储十多万多页的文字资料。来自柯林斯例句
4. The disk has no viruses— I've scanned it already.
