disc

three keys attached to a metal disc.穿在金属圆盘上的三把钥匙

intervertebral disc,椎间盘

compact disc,光碟机，激光唱片

disc brake,[汽车]盘式制动器

valve disc,阀碟

brake disc,制动盘；闸盘；碟式刹车盘

optical disc,光盘；光具盘；频闪观测盘

disc cutter,盘形铣刀，盘形滚刀；磨削圆锯；圆盘刀具

optic disc,视神经盘

clutch disc,离合器片；离合圆盘

hard disc,硬盘

disc drive,磁盘驱动器

rotating disc,转盘

disc player,激光放像机（等于videodisc player）

friction disc,磨擦圆盘

slipped disc,[医]椎间盘突出

laser disc,激光盘；雷射影碟

protrusion of intervertebral disc,椎间盘突出

disc filter,过滤纸片

circular disc,圆盘

cutting disc,切割片；圆盘刀；磨片