Environmental Impact and Countermeasures of Tourism Development of Fragile Ecology Area--A Case Study of Strategical Tourism Planning of Four States in Xinjiang Region是什么意思_Environmental Impact and Countermeasures of Tourism Development of Fragile Ecology Area--A Case Study of Strategical Tourism Planning of Four States in Xinjiang Region在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句