With WiFi on and its screen set to stay illuminated, the review iPad lasted for almost 12 hours while playing music; leaving WiFi off added about half an hour.
打开无线网络、把iPad的屏幕调亮并保持亮度、同时播放音乐的情况下，你也可以用iPad看几乎12个小时的电子书。如果把无线网关掉，持续时间还会增加半个小时。
With WiFi on and its screen set to stay illuminated, the review iPad lasted for almost 12 hours while playing music; leaving WiFi off added about half an hour.
打开无线网络、把iPad的屏幕调亮并保持亮度、同时播放音乐的情况下，你也可以用iPad看几乎12个小时的电子书。如果把无线网关掉，持续时间还会增加半个小时。
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