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2006年夏,本刊记者从最东端大兴安岭山麓的额尔古纳草原启程,沿着中俄、中蒙边境线穿越整个内蒙古自治区边境地区
In the summer of 2006, our correspondent started from the Erguna steppe in the foothills of the Greater Xing’an Mountains to the east along the border between China and Russia and China and Mongolia and crossed the border area of Inner Mongolia Autonomous Region