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	juca Judaea Judah Judaic Judaism Judaism Judaize Judas Judas Judas Iscariot Judas tree judder juddered juddering judders Jude Judea Judeo-Spanish Judeo–Spanish Judg. judge judge judge advocate judge advocate general judge advocate generals

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