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單詞乎

public-address system

public-address system是什么意思、public-address system怎么讀

public-address system漢語翻譯

擴音系統(tǒng), 有線廣播系統(tǒng)
【電】 播講系統(tǒng)

public-address system英語解釋

名詞 public-address system:

  1. an electronic amplification system used as a communication system in public areas
    同義詞：public address system, P.A. system, PA system, P.A., PA
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