wireless telegraph

常見例句

• Wireless messages tell us that the ship was sinking.
  無線電報(bào)告知我們那艘船正在下沉。
• When Marconi invented his wireless telegraph, he never imagined broadcast radio.
  儅馬可尼發(fā)明無線電報(bào)的時(shí)候，他從未想到以後會出現(xiàn)無線電廣播。
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