"I can't forget you" 用英语可以表达为 "I can't forget you". 这个短语的来源可能源于某些人在思念和怀念某个人时的情感。

例如：

"I can't forget you. You are always on my mind." (我忘不了你。你一直在我的脑海里。)

"I thought I could move on, but I can't forget you." (我以为我可以前进，但我忘不了你。)

此外，"I can't forget you" 还可以表达为 "I will never forget you" 或 "I will always remember you". 这些短语也表达了对某人的怀念和不舍。

例如：

"I will never forget you. You were always there for me." (我永远不会忘记你。你一直在我身边。)

"I will always remember you. You made a big impact on my life." (我会永远记得你。你对我的生活产生了很大的影响。)