And so there was great concern that we were vulnerable in this way, because the disease is still a disease that could affect people.

我们很担心会这样受到伤害,因为这个疾病仍是可以感染人类的疾病

耶鲁公开课 - 生物医学工程探索课程节选

It's a bit more ethical because you don't have to worry about all the pollution

这样做很符合社会公德，因为你不用担心会产生污染，

地铁的好处 - SpeakingMax英语口语达人

It's easy to see how you might think, how you might worry about the badness of death, if you thought you would survive your death.

如果你认为经历过死亡依然能存活，你会怎么想象和担心死亡的坏处，就很容易看出来了。

耶鲁公开课 - 死亡课程节选

But you are worried about the schedule.

但是你很担心会议时间会受到影响。

Why don't 课堂 - SpeakingMax英语口语达人

The natural thing to say is, it's worried about the fact that the king is exposed and it's trying to block me by capturing my bishop.

一个很自然的说法是,它担心它的王会暴露出来,因此它试图通过吃掉我的象来封死我

耶鲁公开课 - 死亡课程节选