岭

例句：

1. 1. The mountain range isthe natural boundary between two countries.
   这座山脉是两国的自然分界线。
2. 2. The climber made it to the top of themountain before sunset.
   登山者在日落前登上了山顶。
3. 3. The ridge runsparallel to the river, providing a scenicview.
   这条山脊与河流平行，提供了一道风景优美的视角。