【摘 要】
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Chen Chen used to be a veterinarian in Yanqing, a suburban district in northwest Beijing, the city that is going to host theOlympic and Paralympic Winter Games
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Chen Chen used to be a veterinarian in Yanqing, a suburban district in northwest Beijing, the city that is going to host theOlympic and Paralympic Winter Games Beijing 2022 together with Zhangjiakou in Hebei Province.
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