ra·dio·tele·graph /-ˈtɛləˌgræf/
無線電報
Ra·di·o·tel·e·graph n. A wireless telegraph.
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radiotelegraph
n 1: telegraphy that uses transmission by radio rather than by
wire [syn: radiotelegraphy, wireless telegraphy]
2: the use of radio to send telegraphic messages (usually by
Morse code) [syn: radiotelegraphy, wireless telegraph,
wireless telegraphy]