Turn o the radio, and you hear music chosen by a DJ. Play a CD, and you get music selections put together by a recording company.

打开收音机，你会听到由唱片骑士挑选的音乐，播放CD碟音乐，你所听到音乐是由录音公司经过挑选辑录在一起的。

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Noise-reduction headphones block the screech of the drill and play a CD of your choice, and the specially constructed dental chair channels the sound waves from the music into a full-body massage.

隔音耳机使你听不到牙钻刺耳的噪音，倾听自己喜欢的音乐。 特别定制的治疗椅将音乐的声波转换成全身按摩。

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Play a CD of nature sounds such as ocean waves or thunderstorms.

给宝宝播放一张收录大自然声音的CD，比如海洋的潮汐声，暴风雨的声音等等。

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If you don't have 1 GB of hard drive space for Descent 3, you'll need a CD-ROM to play the movies (and to access data files on a bare minimum install).

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Pioneer's DV-AX10 model also comes with the ability to play SuperAudio CD discs - a format developed by Sony and already commercialized that is battling with DVD Audio for the place as the successor to compact disks.

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If you're in a really old-school kinda mood, you can play burned MP3s on a subtle, hidden CD player.

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