英语词汇“audio frequency”是什么意思，“audio frequency”的读音、用法及例句翻译-烛光网

词汇	audio frequency
释义	audio frequencyn.（名词）abbr. AF【缩写】 A range of frequencies, usually from 15 hertz to 20,000 hertz, characteristic of signals audible to the normal human ear.音频，声频：频率的范围，大约在15至20,000赫兹之间，是正常耳可听见的声波信号
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