翻译
  • 简明词典
  • 柯林斯词典
  • AI释义
  • AI解词
  • 牛津词典
  • radio-frequency spectrum

    • [ˈreidiəuˈfri:kwənsi ˈspektrəm]

    释义

    • 射频频谱
  • 英英释义

    Noun

    • 1. the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television
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