walk sb. off his legs

例句：

1. 1. She walked to the store to buy some milk.
   她步行去商店买些牛奶。
2. 2. He walked home from school every day.
   他每天从学校步行回家。
3. 3. The dog walked along the beach with its owner.
   狗和主人沿着海滩散步。