英语词汇extremely low frequency怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	extremely low frequency
释义	extremely low frequencyn.（名词）abbr. ELF【缩写】 A radio frequency below 300 hertz.最低频：低于300赫的无线电频率
随便看	pointier pointiest pointillism pointillisme pointillisms pointillistic pointing pointing device point lace pointless Point Loma Nazarene College point man point mutation point of accumulation point of honor point of no return point of order point-of-sale point of view Point Park College Point Park College Point Pleasant points point-shaving point source

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