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
- arch bridge system
- arch dam
- Archdeacon
- archdeacon
- Archduke Charles
- Arche
- Archean Eon
- archean eon
- arc-heated thruster
- arc heated wind tunnel
- arched gables
- arched tunnel cultivation
- archegoniatae
- archegonium
- archencephalon
- archenteron
- archeoastronomy
- Archeops
- Archer John Porter Martin
- archery
- archery ceremony at the township level
- archery field
- archery of Summer Paralympics
- archery target–like figure
- Arches National Park