In this case the only solution is to reboot with WiFi off.

这种情况下，唯一的解决方法是保持WIFI在关闭的状态下，重启手机。

youdao

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。

youdao

The Nook Tablet is about 10% lighter and has a touted battery life of 11.5 hours with WiFi off, a claim we weren't able to test during our limited time with the device.

新款Nook平板电脑轻了10％左右，而且在关闭WiFi的情况下，其电池续航时间号称高达11.5小时。 由于时间有限，我们未能测试这一点。

youdao

With WiFi off, the rechargeable battery inside is expected to last for three weeks of solid learning.

ENGADGET

Following that, Skyhook claims that Google then went after an unidentified "Company X" ( likely Samsung) and forced it to drop XPS as well -- which would certainly explain why Samsung's Galaxy S phones have WiFi positioning turned off by default, unlike every other Android phone.

ENGADGET: Skyhook: Google forced Motorola to drop our location service, delay the Droid X

It will even source content off your PC over WiFi or project your laptop's display over a quick and dirty USB cable.

ENGADGET: Epson's EMP-1810 and EMP-1815 3LCD business projectors