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Photo taken on Nov. 3, 2017 shows a cow milking machine during the 2017 Royal Agricultural Winter Fair in Toronto, Canada. The ten-day annual event kicked off on Friday. (Xinhua/Zou Zheng)
Photo taken on Nov. 3, 2017 shows a cow milking machine during the 2017 Royal Agricultural Winter Fair in Toronto, Canada. The ten-day annual event kicked off on Friday. (Xinhua/Zou Zheng)