基本解释n.無線電話同根派生 radiotelephony相关词英汉例句用作名詞 (n.)Lee de Forest reads a paper before an AIEE meeting on the Audion, first of the vacuum tubes that would make long distance radiotelephony possible.電子琯的首次使用將使長途無線電話變爲可能。radiotelephony更多例句