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
- Hemichordata
- hemichordate
- hemicolloid
- hemicompact space
- hemi-concentric resonator
- hemiconcentric resonator
- hemiconfocal resonator
- hemi-continuity
- hemi-continuous
- hemi continuous mapping
- hemi-continuous mapping
- hemi-continuous operator
- hemicryptophyte
- hemicrystalline
- hemi-cube method
- hemicylindrical function
- hemidesmosome
- hemielytron
- hemifacial microsomia
- hemifacial spasm
- hemi-group
- hemihedral face
- hemihedrism
- hemihedry
- hemihydrate