1. This was indeed the most memorable day of my life.
    这确是我一生中最难忘的日子。

2. memorable的翻译

2. The film was memorable for the fine acting of the two main characters.
    这部电影因为两位主角的精湛演技而令人难忘。

1. 值得记忆的, 不能忘却的：momentous 重大的 | 23) memorable 值得记忆的, 不能忘却的 | memorial 纪念的

2. 难忘的：memoir 调查报告 | memorable 难忘的 | memorandum 备忘录

3. 印象深刻：turning point 转折点 | memorable 印象深刻 | an eye-opening experience/ an eye opener 打开眼界的事情

4. memorable

4. 难忘的,值得记忆的：Memorize 记住,熟记 | Memorable 难忘的,值得记忆的 | Immemorial 无法追忆的,太古的,远古的

1. 难忘的;值得纪念的
    Something that is memorable is worth remembering or likely to be remembered, because it is special or very enjoyable.

    e.g. ...the perfect setting for a nostalgic memorable day...
           度过令人难忘的怀旧一日的绝佳环境
    e.g. Annette''s performance as Eliza Doolittle in ''Pygmalion'' was truly memorable.
           安妮特在《卖花女》中扮演的伊丽莎·杜利特尔这个角色实在令人难忘。

1. worth remembering