英语词汇decibel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	decibel
释义	de·ci·bel AHD[dĕsʹə-bəl, -bĕl'] D.J.[ˈdesəbəl, -ˌbel]K.K.[ˈdɛsəbəl, -ˌbɛl]n.（名词）abbr. dB【缩写】decibelrange of human hearing in decibels A unit used to express relative difference in power or intensity, usually between two acoustic or electric signals, equal to ten times the common logarithm of the ratio of the two levels.分贝：通常表示两个声音信号或电力信号在功率或强度方面的相对差别的单位，相当于两个水平的比率的常用对数的十倍 Etymology语源 deci- deci- bel bel
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