footslope

例句：

1. 1. The car was parked at the foot of the hill.
   汽车停在山脚下。
2. 2. The mountain is a steep footslope that requires caution.
   这座山陡峭，需要小心。
3. 3. The team decided to move their tents to a safer footslope.
   团队决定将帐篷移到更安全的坡脚。