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Athletes and actors celebrate during the opening ceremony of the 3rd Winter Youth Olympic Games held at Vaudoise Arena in Lausanne, Switzerland on Jan. 9, 2020. (Xinhua/Bai Xueqi)
Athletes and actors celebrate during the opening ceremony of the 3rd Winter Youth Olympic Games held at Vaudoise Arena in Lausanne, Switzerland on Jan. 9, 2020. (Xinhua/Bai Xueqi)