当她看到脸书上的朋友过得比她好很多，她开始觉得不开心。

It began to make her feel bad that some people seemed to be doing so much better than she was.

youdao

因此在我们的研究中我们让一个组的人思考死亡，让另一个对照组的人去想不开心的与死亡无关的话题(例如，牙痛，还有很多)。

So in our studies we have people in one group think about death and people in a control group think about an unpleasant topic not related to death (e.g., dental pain, uncertainty).

youdao

她是被当做童养媳被卖到这里的，在这个村子里她过得一点儿也不开心，并不得不克服很多艰辛才能最终平静地对待自己的新生活。

She was sold as a child bride, was unhappy in her adopted village and had to overcome hardships before eventually making peace with her new life.

youdao