当我回家时，看到妈妈正在打扫房间，我很抱歉。

When I go home, I see my mother is cleaning the house, I am so sorry to her.

youdao

当我回家时，看到妈妈正在打扫房间，我很抱歉。

When I go home, I see my mother is cleaning the house, I am so sorry to her.

youdao