可以播放音乐播放器、手机，USB或SD卡中的音乐。
Music can be played from a number of music players or phones, a USB, or an SD card that slides in behind the faceplate.
他当时的设计草图表明，这个信用卡大小的播放器带有矩形显示屏和中心控制键，转动这个键可以选择音轨，而这些都与现在的iPod极其相似。
His sketches at the time showed a credit-card-sized player with a rectangular screen and a central menu button to scroll through a selection of music tracks - very similar to the iPod.
如果你有一个iPod或MP3播放器，外伤很重不能使用，提取其内部存储卡并给它新生以及新使命是很容易的。
If you have an iPod or MP3 player that's dead on the outside, it's easy to extract its internal storage and give it a renewed purpose in life.
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