但是这些例子都无关紧要，因为iOS系统已经有了可以播放国际百家讲坛和CNN的客户端。
But it doesn't matter so much in those cases, because there are already iOS apps for both TED Talks and CNN, which are capable of playing their videos.
主题是那些可以让我们个性化我们的网页浏览器，电子邮件客户端，音乐播放器和其它电脑程序的方式。
Themes are ways for us to customize the look of our web browser, e-mail client, music player, and other computer programs.
我发现PC端的应用程序使用起来很困难且并不直观，媒体播放器并没有比手机自带的播放器提供更多我需要的功能。
I found the PC application to be difficult and non-intuitive to use, and the media player itself didn't really offer me anything I needed above what the built-in player already did.
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