| 释义 |
DEFINITIVE EXAMPLES 权威例句〔radiotelegraphy〕Telegraphy in which messages are transmitted by radio instead of wire.无线电报：不借助导线而用无线电传送信息的电报美国传统〔radiotelegraph〕Transmission of messages by radiotelegraphy.用无线电传真传送信息美国传统〔space〕One of the intervals during the telegraphic transmission of a message when the key is open or not in contact.空号：当关键码被打开或没接上时电报传送信息的间隔美国传统 |