我有一套音乐百科全书。

I have a set of encyclopaedia of music.

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文章为德国音乐百科全书（MGG）的条目“音乐社会学” ，原文发表于1997年。

The article is a translation of the entry Musiksoziologie (Musicology) in MGG, which published in 1997.

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可智能语音控制，支持在线音乐、有声读物、天气查询、百科问答、新闻资讯等功能的平台型HIFI音箱机器人。

HIFI speaker robot can control by voice, support online music, audio books, weather queries, encyclopedia Q & A, news and other features .

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