理学 计算机存储部件 释 None 光碟 利用光电原理记录并用光学方法读取信息的圆盘状信息载体。是近代发展起来不同于磁性载体的光学存储介质，用聚焦的氢离子激光束处理记录介质的方法存储和再生信息。又称激光光盘、光盘。
计算机硬件 存储设备 释文 optical disc 光碟
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- White Collar: The American Middle Classes
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