1·There is little assessment of the damage to the natural environment.
几乎没有有关自然环境破坏的评估。
—— 《柯林斯英汉双解大词典》
2·The natural environment is badly polluted with plastic bags.
塑料袋严重污染了自然环境。
3·You will know how to protect the natural environment.
你就会知道如何保护自然环境。
4·The region used to be poor because of its terrible natural environment.
由于恶劣的自然环境，这个地区过去一直很贫穷。
5·Marked hiking trails are there usually to protect the natural environment and keep wild plants safe.
有指示标识的游览步道通常是为了保护自然环境、保障野生植物的安全。
6·Activities there range from whale watching to hiking and accommodations aim to have a low impact on the natural environment.
那里提供的活动包括赏鲸、远足，并且住宿旨在减少对自然环境的影响。
7·The park is now becoming more and more popular with those who want to see wolves in their natural environment.
这个公园现在越来越受那些想在自然环境中看到狼的人的欢迎。
8·Besides, it also introduces the idea of getting well with nature, and hopes children can protect wild life and the natural environment.
此外，它还介绍了与自然和谐相处的理念，希望孩子们能够保护野生动物和自然环境。
9·They are kept in their natural environment.
它们被保存在自然环境中。
10·For them, people are part of their natural environment.
对他们来说，人是自然环境的一部分。