In some cases, you might be dealing with a dirty laser in your CD or DVD deck; more often, however, the culprit is a scratched disc.
在某些情况下，你可能应清理CD盒或DVD盒内的脏光头；然而，大多数情况是，罪魁祸首是划了的碟。
It's composed of 1200 PET plastic bottles (walls), 1300 milk and wine Tetra Pack boxes (roof), 140 CD cases (doors and Windows), and an additional 320 PET plastic bottles in the furniture.
它是由1200只PET塑料瓶(做墙壁)、1300个牛奶和啤酒的利乐包装盒(做屋顶)、140个CD盒(做门窗)以及另外320只做家具的PET塑料瓶构成。
Next to the CD case are two straws and two little black packets.
CD盒旁边有两根吸管和两个黑色小包。
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