In 1924 he convinced the British government to encircle the world with a chain of wireless stations using the latest technology that he had devised, shortwaveradio.
1924年，他说服英国政府用他最新发明的短波无线电技术来建立无线电台链，环绕世界。
2
I use the shortwaveradio to get the latest war news.
我用短波收音机收听最新战事新闻。
《柯林斯英汉双解大词典》
3
A shortwaveradio might seem like ancient technology these days.