英语词汇public-address system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	public-address system
释义	public-address system['pʌblikə'dres] 扩音装备;扩音系统;有线广播 [亦作 PA System,P.A.System,p.a.system]
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英汉双解词典包含483723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。