terrain
US /təˈreɪn/
UK /təˈreɪn/

1.
地形, 地勢
a stretch of land, especially with regard to its physical features
:
•
The mountainous terrain made hiking difficult.
多山地形使徒步旅行變得困難。
•
They had to navigate through rough and uneven terrain.
他們必須穿越崎嶇不平的地形。