ambulaeral foot

例句：

1. 1. She had a sprained ankle and was unable to walk for several days.
   她扭伤了脚踝，几天都无法行走。
2. 2. The doctor examined her ankle and found no fractures.
   医生检查了她的脚踝，没有发现骨折。
3. 3. He tried to support his injured ankle with his hands.
   他试图用手支撑受伤的脚踝。