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1·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》

2·The ship sent a message for help by radio.

该船用无线电广播发出求救的信号。

3·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”。

4·We got in touch with them by radio.

我们通过无线电和他们去的联系。

5·We contacted with the ship by radio.

我们通过无线电与那艘船取得了联系。

6·We made contract with each other by radio.

我们用无线电保持联络。

7·We made contact with the ship by radio.

我们通过无线电同那只船保持联系。

8·He made contact with the ship by radio.

他用无线电与那条船取得联系。

9·The news was announced by Radio Beijing.

这条消息是由北京广播电台播发的。

10·Ships sent messages to each other by radio.

船只使用无线电互通信息。