Definition
Completely and intensely in love with someone.
如痴如醉
He's been head over heels in love with her since the moment they first met.
從他們第一次見面的那一刻起，他就深深地愛上了她。
She fell head over heels in love with him after their first date.
第一次約會後，她就深深地愛上了他。
Despite their difficulties, they are still head over heels in love with each other.
儘管他們遇到了困難，他們仍然深深地愛著彼此。