理学 计算机存储部件 释 CD/DVD-recordable; CD/DVD-R 可录光碟 一次性写入，多次读取的CD或DVD格式的光碟。
计算机硬件 存储设备 释文 CD/DVD-recordable, CD/DVD-R 可录光碟
- unicomplex function theory
- unicomputer system
- uniconazole
- uniconductor
- unicontrol
- uniconvergence space
- unicorn plant family
- unicouple
- UNICRI
- unicursal
- unicursal circuit
- unicursal cubic
- unicursal curve
- unicursal graph
- unicursal involution
- unicursal line
- unicursal problem
- unicursal quartic
- unicursal surface
- unicursal theorem
- unicyclic
- unicyclic graph
- unidecagon
- unidecimal number
- unidecimal number system