So this, unfortunately, is the last time that I am teaching positive psychology or any other class for that matter at Harvard.

不幸的是这学期将是我最后一次，在哈佛开设积极心理学或其他课程。

哈佛公开课 - 幸福课课程节选

I must be the unhappiest person in the world.

我肯定是这世上最不幸的人了。

Must 实战 - SpeakingMax英语口语达人

.. I guess, unfortunately, it is for... there needs to be a number put somewhere, like, I'm not sure what that number would be, but I do agree that there could possibly be a number put on the human life.

我觉得，不幸的是。,有时确实需要标价，不过我不确定具体数字，但我确实认同,人的生命也许可以被标价。

耶鲁公开课 - 公正课程节选

Unfortunately, I'm not into wrestling.

不幸的是，我对摔跤不感兴趣。

麦迪逊广场花园 - SpeakingMax英语口语达人

It was very limited and unfortunately I could only speak to them in Hebrew.

机会十分有限,而且很不幸的是，我只能用希伯来语同他们交谈。

普林斯顿公开课 - 人性课程节选

If something happened to a grandparent, I'm counting. Up to four I don't get suspicious.

如果谁的祖父母或者外祖父母不幸离世,我会记着的,4个以下我是不会怀疑的

耶鲁公开课 - 基础物理课程节选

So remember that, because I don't think there is anyone in this room who would tell me now, "my goal in life, my objective is to make people miserable.

请记住这一点，我不认为课堂上有任何人,会告诉我，“我的人生目标是让别人不幸。

哈佛公开课 - 幸福课课程节选