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  1. audio frequency

    • IPA[ˈôdēō ˈfrēkwənsē]
    • n.
      a frequency of oscillation capable of being perceived by the human ear, generally between 20 and 20,000 Hz.
    • noun: audio frequency, plural noun: audio frequencies

    • 更多解釋
    • n.
      a frequency of oscillation capable of being perceived by the human ear, generally between 20 ...

    Oxford Dictionary