英语词汇permanent echo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	permanent echo
释义	permanent echo 简明释义不变回波网络释义短语 1 permanent echo cancellation 固定回波消除
随便看	Freyburg Freycinet Freycinet, C. Freycinet Estuary Freycinetia Freycinetia formosana Freycinet Pen Freycinet Peninsula Frey curve Frey cutter freyd freyda Freyenstein freyer Freyer's lithotomy scoop Freyer's operation Frey-Gigon methods of formol titation Frey Gigon methods of formol titation Frey-Gigon's method Frey hairs Freyja freymann freyn cinquefoil herb freyn cinquefoil root Freyne

英汉双解词典包含3185865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。