Benefit of Deserticultural Construction and Agri-cultural Sustainable evelopment in Arid and Semi-arid Region of Northwest China--A Case Study in North and Central Ningxia是什么意思_Benefit of Deserticultural Construction and Agri-cultural Sustainable evelopment in Arid and Semi-arid Region of Northwest China--A Case Study in North and Central Ningxia在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句