mountainous regions of tropics

例句：

1. 1. The mountainous region is home to many rare species of plants and animals.
   这个多山的地区是许多稀有植物和动物的家园。
2. 2. The mountainous terrain makes it difficult for the locals to travel by car.
   多山的地形使得当地人很难通过汽车旅行。
3. 3. The mountainous landscape provides a stunning backdrop for hiking and camping trips.
   多山的景观为徒步和露营旅行提供了绝佳的背景。