0% of participants eyesight improved significantly, as a result of just changing the situation.

0%的参与者的视力有明显改善，仅仅是在改变情境的情况下。

哈佛公开课 - 幸福课课程节选

So, you say to your roommate because you want the house to be clean and things to change.

为了屋子变得整洁，情况有所改善，你可以跟你的室友说，

I'm afraid of 课堂 - SpeakingMax英语口语达人