心里面有个孩子就是指这个人“童心未泯”！

You are really a child at heart.

youdao

我猜我们都童心未泯，至少我肯定自己仍有一颗童心。

I guess there's still a child in all of us. There certainly is in me.

youdao

她的爱使我童年充满了幻想，长大后依然童心未泯、幻想斑斓。

Her love made my childhood fill with imagination, and I still keep a child's heart and love to imagine even when I grew up.

youdao

她的爱使我童年充满了幻想，长大后依然童心未泯、幻想斑斓。

Her love made my childhood fill with imagination, and I still keep a child's heart and love to imagine even when I grew up.

youdao