双语字幕 A Day in the Smart City 小智的一天

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VIDEOS
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AUDIO
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THUMBNAILS
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2021.8.23-25重庆智博会官方宣传片
Follow the footsteps of iChongqing's "Intelligent Recommender Xiaozhi" and feel the sense of the future of Chongqing from the daytime cyber style to nightfall