And very interesting for positive psychologists, those concerned with wellbeing and happiness: their wellbeing and happiness levels were incredibly similar.

让积极心理学学者，和研究幸福和快乐的人，更感兴趣的是：,这些双胞胎的幸福和快乐水平非常相似。

哈佛公开课 - 幸福课课程节选

It's an extremely enjoyable place to be.

这是个非常让人快乐的地方。

自然历史博物馆 - SpeakingMax英语口语达人

They were simply evocations, appreciative evocations, of great works of literature.

他只是对著作的再重现，一种让人快乐重现。

耶鲁公开课 - 文学理论导论课程节选

Let's study the happiest people.

让我们研究的最快乐的人。

哈佛公开课 - 幸福课课程节选