The Problems in Implementing the Policy of Quitting Tilling the Land in Three-Gorge Area and Planting Trees on It and Their Countermeasures是什麼意思_The Problems in Implementing the Policy of Quitting Tilling the Land in Three-Gorge Area and Planting Trees on It and Their Countermeasures在線翻譯_英語_讀音_用法_例句