英语词汇echo attenuation的读音、翻译及短语词组释义-英汉双解词典-求索网

单词	echo attenuation
释义	echo attenuation【计】回波衰减
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英汉双解词典收录913115条英汉汉英双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。