The video playback is choppy at best, and switching channels can take a good 20 seconds. (If your hardware is faster than mine, you might get better results.)

在最好的情况下，视频播放也会出现断断续续的现象，而且切换频道足足要花 20 秒（如果您的硬件比我的快，得到的结果可能会好一些）。

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Instead of switching channels during the AD break get up and walk about the house.

别再在广告期间不停地调台了，站起来，到处走动走动吧。

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Once this testing process is complete, switching channels for the next device are selected.

在完成该项测试后，则选择下一个器件的切换通道。

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The company is currently involved in a legal battle with cable TV provider Virgin Media, which claims Sky is trying to "coerce" Virgin customers into switching services by denying them access to its basic channels.

BBC: NEWS | Business | Profile: Rupert Murdoch