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optical disc的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
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
optical disc的用法和样例：
例句
- The playback effect of optical discs for music is very perfect, no hiss and crackle as with other photo-records.
音乐光盘播放音乐的效果非常完美，没有像用其他唱片那样的嘶嘶声和噼啪声。
