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Aerial photo taken on Oct. 23, 2019 shows a field of pink grass (muhlenbergia capillaris) at Longhu wetland park in Zhengzhou, central China's Henan Province. (Xinhua/Li An)
Aerial photo taken on Oct. 23, 2019 shows a field of pink grass (muhlenbergia capillaris) at Longhu wetland park in Zhengzhou, central China's Henan Province. (Xinhua/Li An)