就爱上了它用英文怎么说

你可以说 "I fell in love with it" 来表示你爱上了它。

"Fell" 这个动词来自于古英语中的 "feallan"，意思是 "倒下" 或 "下落"。在这里，它被用来表示感情上的 "陷入" 或 "沉迷"。

例句：

I fell in love with her the moment I saw her. (我一看见她就爱上了她。)
He fell in love with the city and decided to stay there forever. (他爱上了这座城市，决定永远留在那里。)
She fell in love with the idea of travepng the world and decided to quit her job and do it. (她爱上了周游世界的想法，决定辞去工作去做这件事。)