观察演示代码中的通配符，客户端还订阅了额外的关闭事件，该事件是由MIDI文件播放器在文件的末尾发布的。
Observe that in the demo code, the client also subscribes to an additional closing event that is published by the MIDI file player at the end of file.
这个新的播放器还提供了隐私模式，关闭自动提交（scrobbling）选项，从而在完全保密的情况下听你爱听的歌曲。
The new player also features a private listening mode, where scrobbling is turned off so that you can listen to your favorite Jonas Brothers songs in total privacy.
该地带的优点在于它关闭备用电源的所有周边设备如扬声器，游戏机和DVD播放器。
The beauty of the strip is it turns off stand-by power to all peripheral items, like speakers, game machines, and DVD players.
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