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西伯利亚和远东是一片面积为1千3百万平方公里的土 地(东西长约7千公里,南北约4千公里).在这占地球陆地面积
Siberia and the Far East is an area of 13 million square kilometers of land (east-west about 7,000 km, about 4,000 km north-south) in this account for the Earth’s land area