DECLINE OF PRE-HISTORICAL AGRICULTURE AND FORMATION OF FARMING-GRAZING TRANSITIONAL ZONE IN NORTH CHINA: A VIEW FROM CLIMATIC CHANGES是什么意思_DECLINE OF PRE-HISTORICAL AGRICULTURE AND FORMATION OF FARMING-GRAZING TRANSITIONAL ZONE IN NORTH CHINA: A VIEW FROM CLIMATIC CHANGES在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句