名词短语
中文翻译：调度扬声器组
同义词：
['dispatching speaker set', 'dispatchingspeakers set']
例句：
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1. Thedispatching speakers were set up in theconference room.
会议室内设置了调度扬声器。
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2. Thedispatching speakers were set up in theconference room for the meeting.
会议室内设置了调度扬声器，用于会议。
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3. Thedispatching speakers were setup in the conference room forthe presentation.
会议室内设置了调度扬声器，用于演讲。