有一天，我在操场上跟同学踢足球的时候摔倒了，腿伤的很严重。

One day, while I was playing football with my classmates on the playground, I fell down and hurt my legs badly.

youdao

有一天，我在操场上跟同学踢足球的时候摔倒了，腿伤的很严重。

One day, while I was playing football with my classmates on the playground, I fell down and hurt my legs badly.

youdao