1. But... in such cases as these a good memory is unpardonable.

这种情况下美好的回忆不可或缺

2. O, 'tis a fault too, too unpardonable.

这样的罪过是太难 太难被宽恕了

3. I know he's committed the unpardonable crime of making a lot of money, but perhaps in spite of his talent, hard work, and enormous accomplishments, he's still a decent guy.

我知道他犯下了 挣钱太多的重罪 可也许他除了有才华 努力 成就颇丰外 还很正派

以上参考资料就是本英汉词典详细汇总的单词unpardonable的翻译英语含义，如有错漏请向我们提供反馈意见。