常見例句Americans can communicate quickly with people in other countries by cable, radiotelegraph radiotelephone. 美國(guó)人可以利用海底電報(bào)、無線電報(bào)、用戶電報(bào)及無線電話和他國(guó)人民通訊，迅速便捷。lifeboat radiotelegraph installation 救生艇無線電報(bào)裝設(shè)synchronous radiotelegraph channel 同步無線電信道main radiotelegraph installation 主無線電報(bào)電臺(tái)international radiotelegraph lifecraft f 國(guó)際無線電報(bào)救生飛機(jī)頻率international radiotelegraph distress frequency 國(guó)際無線電報(bào)救險(xiǎn)頻率 返回 radiotelegraph