名词
中文翻译：无线电通信
同义词：
['radio message', 'radiogram', 'telegraph']
例句：
-
1.The dispatcher at the police station uses a radio to communicate with other stations.
警察局的调度员使用无线电与其它站进行沟通。
-
2. The scientist sent a radiogram to his colleague in another city.
科学家通过无线电向另一个城市的同行发送了一封电报。
-
3.During World War II, radio was used for both military and civilian purposes.
第二次世界大战期间，无线电被用于军事和民用目的。