因为这在我们生活中是很自然的事情，它让我们感到更开心快乐。

It's in our nature. It makes us happy and joyful about life.

youdao

因为这在我们生活中是很自然的事情，它让我们感到更开心快乐。

It's in our nature. It makes us happy and joyful about life.

youdao