柯林斯詞典radio frequency 1. N a frequency or band of frequencies that lie in the range 10 kilohertz to 300?000 megahertz and can be used for radio communications and broadcasting 無線電頻率 (Abbreviations rf, RF)→see also frequency band 2. N (as modifier) 無線電頻率的 a radio-frequency amplifier 返回 radio frequency