radio telephony

同根派生

Is vessel fitted with a radio telephony alarm?
船舶是否装有无线电话报警器?
Successful demonstration of transoceanic radio telephony from a Bell telephone station in New York City to a group of scientists and journalists in New Southgate, England.
从纽约市的一个贝尔电话机发出的跨洋无线电话成功接通位于英格兰NewSouthgate的一群科学家和新闻记者。
marine calling and distress radio telephony frequency
海上呼叫和遇险无线电话频率
A transistorize radio takes no time to warm up.
晶体管收音机不需要预热时间。
Radio Beijing sends the news all over the world.
北京广播电台向全世界播送新闻。