He was unable to contact Blake by radio.

他未能通过无线电和布莱克取得联系。

《牛津词典》

The ship sent a message for help by radio.

该船用无线电广播发出求救的信号。

youdao

From an airplane over a hilly wasteland a scientist sent back by radio one word, "Uranium".

一位科学家从一架小山丘陵地上的飞机上，通过无线电发送了一个单词，“铀”。

youdao

They would go on a machine that sent images by radio.

VOA: special.2010.05.31

You turn on your radio, the radio waves passing by, boom, properly tuned, you detected it.

你打开收音机，无线电波传出来，好好地调试一下，你就检测到它了。

耶鲁公开课 - 死亡课程节选

So I was invited by the media for interviews, whether it was newspapers, radio, television.

于是我被请去参加各类媒体采访，报纸，广播，电视。

哈佛公开课 - 幸福课课程节选

Another London radio station, LBC, is under new ownership after being sold by radio conglomerate GWR.

BBC: Tarrant sticks with Capital

But Bunia residents, contacted by radio, contradicted rebel claims, saying government forces had secured the town.

CNN: Rebels thrust toward last government-held town in E. Zaire

That could make traffic reports, now gathered haphazardly by radio stations, far more precise.

FORBES: Car Talk