单词乎

decibel

音标['desibel]

汉语翻译

n. 分贝
【计】 分贝
【医】 分贝[耳](响度单位)

英语解释

名词 decibel:

  1. a logarithmic unit of sound intensity; 10 times the logarithm of the ratio of the sound intensity to some reference intensity
    同义词:dB

详细解释


de.ci.bel

n.Abbr. dB(名词)缩写 dB
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

来源:
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deci-
bel
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