Such a reflecting layer, together with the sea, could channel radio waves from one side of the Atlantic ocean to other.

这种反射层和海洋一起，能把无线电波从大西洋的此岸送到彼岸。

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Dropping some costly sports coverage is also being mooted, as well as having more repeats on Radio 4, its most influential radio channel.

去掉一些费用昂贵的体育报道也在考虑斟酌之列，同时在其最有影响力的广播频道广播4台安排更多的节目重播。

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A digital radio channel that only played birdsong and was an unexpected hit was taken off the air last year.

有个只播放鸟儿歌唱的数字收音频道在去年获得了出乎意料的成功。

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We believe that Pandora may be as much threatened by Spotify as by its radio competitors like Sirius XM and Clear Channel Radio.

FORBES: Big Radio Food Fight Ahead For Pandora, Spotify And Sirius

The problem, says Clear Channel radio boss John Hogan , is that Arbitron is still using the same technology it used back when it first started--pen and paper.

FORBES: A Seismic Shift In Rating Radio

Led by the NAB, broadcasters including Clear Channel Radio, Emmis Communications and National Public Radio have formed the Free Radio Alliance in opposition to the Performance Rights Act.

FORBES: Magazine Article