英语词汇speech amplifier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	speech amplifier
释义	speech amplifier 语音放大器(一种为放大语声频率的信号而设计的声频放大器)
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英汉双解词典包含548777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。