The extension of astronomy from visible light to radio waves to x-rays and gamma rays never failed to lead to the discovery of unusual objects such as radio galaxies, quasars, and pulsars.

从可见光扩展到无线电波，再到 X 射线和伽马射线，天文学总是会发现不寻常的物体，如射电星系、类星体和脉冲星。

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When GPS maps were unavailable in certain areas, the lead vehicle communicated the route to the other vans via radio.

在某些GPS地图不能使用的区域，领队汽车会通过收音机将路线通知给其他车辆。

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No matter when you are just falling in love with someone or you are right now suffering the pain of being alone, radio, everytime, has the ability to lead you to have a feeling of cry.

无论你是刚刚坠入爱河，还是正在受着寂寞孤独的煎熬，电台，每一次，都可以让你有想哭的冲动。

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Absolute Radio continues to lead the way in digital listening with 78% now on digital, compared to an industry average of 31%.

BBC: Record ratings for digital radio stations

Local radio stations have taken up the lead and have appealed to people to join search parties on the outskirts of town.

BBC

There will also be no reinvestment in long wave, which will lead to the end of Radio 4 on LW in the long term.

BBC: set to cut 2,000 jobs by 2017