English version

public-address system

From Longman Dictionary of Contemporary Englishpublic-address systemˌpublic-adˈdress ˌsystem noun [countable]  x-refa pa
Examples from the Corpus
public-address systemStern warnings broadcast over the student public-address system in the evening of 8 October exacerbated the situation.Or persuade the operators of a slow train to Ulan Bator to put his Beatles cassette on the public-address system?In an even more pointed joke, Werner Heisenberg was repeatedly paged over the public-address system for two days running.
From Longman Business Dictionarypublic address systemˌpublic adˈdress ˌsystem abbreviation PA noun [uncountable] a system used to make voices and music louder so that they can be heard by everyone in a public place or building
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