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  1. Oxford Dictionary

    frequency hopping

    • n.
      a method of transmitting radio signals more securely by repeatedly and rapidly changing the transmitter frequency, used to counter inteference, monitoring, etc.

    • noun: frequency hopping

    • 釋義

    名詞

    • 1. a method of transmitting radio signals more securely by repeatedly and rapidly changing the transmitter frequency, used to counter inteference, monitoring, etc. digital cell phones that use frequency hopping are safe from most commercial scanners