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手机看电视是个很好的想法，但是在地铁里是没信号的，就算在地面上，信号也是断断续续的。
And while being able to watch TV anywhere is a spectacular idea, there's no signal in the subways, and even above ground, the sound cuts out every few seconds.
大部分的电台和新闻中断，电波也只能接收到断断续续的求救信号。
Most radio and television stations stopped functioning, and the airwaves were only punctuated by a few rare radio appeals for help.
但第二个人们大声讲电话的原因，却不是因为电话断断续续的信号，而是因为有时候信号实在是太好了。
But there is a second reason why we sometimes talk inappropriately loud when we use cell phones.
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