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Flag-bearer of China's Hong Kong delegation parades on the main stage during the opening ceremony of the Buenos Aires 2018 Youth Olympic Games at Obelisco monument in Buenos Aires, Argentina, on Oct. 6, 2018. (Xinhua/Wang Lili)
Buenos Aires 2018 Youth Olympic Games opens
Source: Xinhua| 2018-10-07 14:18:40|Editor: zh
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