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大型歌剧院需要许多电器设备。
A lot of electrical equipment is needed for large the atres.
youdao
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适用于剧院、体育中心、大型俱乐部、大型演出等。
Such as theater, stadium, important big club, big show etc.
youdao
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适用于剧院、体育中心、大型俱乐部、大型演出等。
Such as theater, stadium, important big club, big show etc.
youdao