"I don't have to be concerned about the young dealers and gang-bangers coming in my house, because I believe now that they think twice."

VOA: standard.2010.06.29

We don't even have the picture in broad strokes as far as consciousness is concerned, of how it could be done in physical terms.

对于如何从物理角度解释意识,我们甚至连笼统的粗线条轮廓,都尚未建立起来

耶鲁公开课 - 死亡课程节选

This kind of knowledge will be the art or craft of the statesman concerned above all with what to do in a specific situation.

这类的知识,将是政治家最关注的艺术,或手腕,在特定情况下要如何做出决定。

耶鲁公开课 - 政治哲学导论课程节选

"Well,I think the message from the United States personally coming here will obviously be a positive impact,in the sense that President Obama's administration is deeply concerned about the displaced people,".

VOA: standard.2009.06.03

Two is it gives you some sense for how concerned parents were about the risks of polio in the community and how much they wanted a vaccine to be developed, such that they gave permission for their children to enter into this trial.

第二是,它能让你了解,父母们对孩子,罹患小儿麻痹症的风险的关心程度,以及对疫苗的渴望程度,这使得他们同意让他们的孩子,参与到这种实验中

耶鲁公开课 - 生物医学工程探索课程节选

One of the things that a lot of observers have been concerned about is the fact that there could be a change in tactics away from the kind of spectacular and very difficult operations to conduct to operations that could be launched in far greater numbers and might have less individual impact but which in the aggregate could sow a great deal of terror.

VOA: standard.2010.05.05