英语词汇“public-address system”是什么意思，“public-address system”的读音、用法及例句翻译-乐坝网

词汇	public-address system
释义	pub·lic-ad·dress system AHD[pŭb'lĭk-ə-drĕsʹ] D.J.[ˌpʌblɪkəˈdres]K.K.[ˌpʌblɪkəˈdrɛs]n.（名词）abbr. PA【缩写】 An electronic amplification apparatus installed and used for broadcasting in public areas.有线广播系统：用于在公众场所进行广播的一种电子扩音装置
随便看	straightway straight–ahead straight–arm straight–back straight–backed straight–from–the–shoulder straight–laced straight–line straight–out strain strained strained strainer strainers strain gauge straining straining beam straining piece strainometer strains strait straiten straitened straitening straitens

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