The radio spectrum can carry only so many stations, and a coaxial cable so many TV channels.
一定频谱范围内的无线电波只能搭载有限的广播频道；同轴电缆只能传 输有限的电视频道。
Localmedia in the United Kingdom includes more than 1, 300 newspapers, 1, 100web sites, 750 magazines, 36 radio stations and two TV channels.
英国的地区媒体业包括了1300多家报纸、1100个网站、750种杂志、36个广播电台和2个电视频带。
Numerous radio and TV stations, satellite channels and millions of websites help people keep up with the latest news.
众多的电台、电视台、卫星频道以及千百万网站帮助人们及时了解新闻。
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