不是，我妈妈写的。在我弟弟小的时候，我经常给他唱这首歌。

No, my mother wrote it. I used to sing it to my brother when he was a little boy.

youdao

不是，我妈妈写的。在我弟弟小的时候，我经常给他唱这首歌。

No, my mother wrote it. I used to sing it to my brother when he was a little boy.

youdao