字典網>> 英漢字典>> P開頭詞條>>public address system的意思 漢英字典public address system中文翻譯：【計】 公用地址系統英文字典英文字典英文解釋：名詞 public address system:an electronic amplification system used as a communication system in public areas同義詞：P.A. system, PA system, P.A., PA相關詞條：public service corporation public authority public check public switched network public survey public utility company public accounting firms public library public key cryptography public examination