optical disc
短语光具盘，频闪观测盘
词形变化
optical discs
复数
optical discs
别名
optical disk
释义与例句
n.
-
1.
A modern data storage medium consisting of a flat disc read mechanically by illumination with laser light, including the Laserdisc, compact disc, DVD, and Blu-ray.
光碟
碟片
光盘
计算机 工程 数学