Unforgettable love意难忘;不了情;难忘爱
Unforgettable Present特别的礼物;高考英语押题作文素材特别的礼物
Unforgettable You难忘你;难忘您
Unforgettable Tonight难忘今宵
Unforgettable Year难忘的一九一九年
So unforgettable如此刻骨铭心;让人无法忘怀;意难忘
Unforgettable Experience难忘的经历;令人难忘的经历
imposing unforgettable令人难忘的
ADJ（形容词） If you describe something as unforgettable, you mean that it is, for example, extremely beautiful, enjoyable, or unusual, so that you remember it for a long time. You can also refer to extremely unpleasant things as unforgettable. 令人难忘的
A visit to the museum is an unforgettable experience.
对该博物馆的参观是一次难忘的经历。