terrain

例句：

1. 1.The mountain range is a popular destination for hikers.
   山脉是徒步旅行者的热门目的地。
2. 2.The geological survey team has mapped out the terrain before starting their work.
   地质调查队在开始工作前已经绘制了地形图。
3. 3. The engineers carefully studied the terrain to ensure safe construction.
   工程师们仔细研究了地形，以确保施工安全。