I walked off my legs.

我的腿都走酸了。

《新英汉大辞典》

I took the children to the zoo and they walked me off my legs.

我带着孩子们去了动物园，他们让我走得疲惫不堪。

youdao

I was walked off my legs before we even reached the mountain, so I let the others climb to the top while I had a rest at the bottom.

在到达这座山之前我已走得精疲力竭，所以就让其他人爬上山顶，自己则坐在山脚下休息。

youdao