cd
美音:
[´si:´di:
]英音:
[´si:´di:
]Compact Disc,光盘;Cd,元素镉(cadmium);Collision Detect,碰撞侦测;Carrier Detect,载波检测
难易程度:
cd为中学词汇
cd
n[C]
compact disc a small circular piece of hard plastic on which high quality recorded sound or large quantities of information can be stored