幻想在一天早晨就把外语学好，那只是白日作梦。

It is simply a fantastic imagination to conceive that one can master a foreign language overnight.

《新英汉大辞典》

这才发现，是的，我刚刚只是在作梦。

And I realize, yes, I was only dreaming.

youdao

这才发现，是的，我刚刚只是在作梦。

And I realize, yes, I was only dreaming.

youdao