英语词汇tone control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	tone control
释义	tone controln.（名词） A circuit or device in an amplifier designed to increase or decrease the amplification in a specific frequency range without affecting other frequencies.音调调切（器）：扬声器中用来升高或降低某个特定波段而不影响其它波段扬声效果的线路或装置
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