disc

• We observe three sunspot groups on the disc .
  在日面上观测到三个黑子群。
• A performance now transcribed onto compact disc .
  现已制成激光唱片的一次演出。
• The compact disc is a miracle of modern technology .
  激光唱片是当代技术的奇葩。
• The beatles cut their first disc in 1962 .
  披头士乐队于1962灌制了他们的第一张唱片。
• The disc has a heavy surface and the tone is faithless .
  那唱片表面粗陋，音质失真。
• The lower portion of the disc is submerged within an oil sump .
  圆盘下部浸在油池中。
• Compact disc recordings give excellent sound reproduction .
  激光唱片播放的声音保真度很高。
• Moistened pasteboard or cloth was inserted between each disc .
  每块金属板中间嵌进湿纸板或布料。
• From this master disc, plastic discs are stamped out cheaply .
  从这个总盘很便宜地复制出塑料盘。
• The shaft and discs rotate at about forty revolutions per second .
  竖轴和磁盘每秒钟大约旋转40转。