natral enviroment的用法和樣例：
例句
- The nature enviroment of animals is getting worse.
動物生長的自然環境一直在惡化。 - As defined by the International Tourism Society, ecotourism is responsible travel to natural areas that conserves the enviroment and sustains the well-being of local people.
國際旅遊協會將生態旅行定義為具有保護自然環境和維護當地人民福利雙重責任的旅遊活動。
