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A visitor observes jellyfish at the Guizhou Polar Ocean World in Guiyang, capital of southwest China's Guizhou Province, Jan. 26, 2019. (Xinhua/Han Xianpu)
A visitor observes jellyfish at the Guizhou Polar Ocean World in Guiyang, capital of southwest China's Guizhou Province, Jan. 26, 2019. (Xinhua/Han Xianpu)