In other words, they can only be used for tape recording and playback rather than for a "loop" containing an equalizer (for tone control) or other circuit such as a surround sound processor.

换句话说，它们只能用于录音和回放，而不是一个“循环”包含诸如环绕声处理器均衡器(用于音调控制)或其他电路。

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In our standard video test (running an MPEG4 video clip on loop, WiFi on, screen at roughly 65 percent brightness), the iPad 2 managed an astonishing 10 hours and 26 minutes of non-stop playback.

在标准的视频测试中(循环播放MPEG4视频，打开WiFi，屏幕亮度设为65%)，iPad 2得到了10小时26分的好成绩。

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This example shows how to playback media indefinitely, that is, to set media so that it plays in an infinite loop.

下面的示例演示如何无限期播放媒体，即，如何将媒体设置为无限循环播放。

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