英语词汇20 db attenuation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	20 db attenuation
释义	attenuation n — 衰减 n attenuate v — 渐狭 v • 全缘 v attenuate — 衰减
随便看	i made many efforts i made many friends I made me comfortable I made me comfortable I made me proud i made me sad I made mistake I made my choice i made My choice I made my day I made my decision I made my decision i made my point I made myself i made no request i made out i made progress i made quite i'm a designer i'm a designer i'm a designer i made some i made some adjustments i made some calculations I made some calculations

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

attenuation n —