当我们在操场上正玩的开心时,铃响了.用英语怎么说
问题描述：
当我们在操场上正玩的开心时,铃响了.用英语怎么说
答
When we were playing happily on the playground,the bell rang
当我们在操场上正玩的开心时,铃响了.用英语怎么说
When we were playing happily on the playground,the bell rang