"There are at least 27 different indigenous groups in Colombia that are considered to be at risk of extinction largely as a result of armed conflict and forced displacement.

VOA: standard.2009.03.22

Well, the odd thing is it's exactly the same with Saussure, who can be considered the father or patriarch of a certain kind of literary theory as I have just indicated.

索绪尔也是这样，他可以说是,某种文学理论之父了。

耶鲁公开课 - 文学理论导论课程节选

Does he hold it out as a real possibility ? or must it be considered a failure in some way or that if the dialogue does end in failure ? what can we learn from that?

他是否坚持真有可能性,或那必需被多少视为是一项失败,如果对话以失败结束,我们又能从中学到什么？

耶鲁公开课 - 政治哲学导论课程节选

Dr.Leslie Miller at Washington Hospital Center is involved in clinical trials of heart pumps, including this one that the U.S.Food and Drug Administration has approved as a device that can permanently replace the heart for patients who are too old to be considered for a heart transplant.

VOA: standard.2010.01.27