In Washington, Health and Human Services Secretary Kathleen Sebelius said the problem was not getting enough supplies to Haiti.

VOA: special.2010.02.01

Now the problem with that is a problem I mentioned before, that most human genes are not just a straight sequence from beginning to end of the protein that you're interested in.

但现在的问题,是我之前提到过的,大多数人类基因不是一个连续的序列,从头到尾都对应你想要的蛋白质

耶鲁公开课 - 生物医学工程探索课程节选

Well, it's interesting, I think, to compare the Greek way of dealing with this human problem that we all have, the problem of death. How do we deal with the fact that we will die?

我觉得,这是一件很有意思的事,拿希腊人的方式来对照,如何处理死亡这个人人面临的问题,我们应该如何面对,我们将会死去这一事实

耶鲁公开课 - 古希腊历史简介课程节选

The writers discuss how women represent the most pressing human rights problem in the world.

VOA: special.2010.06.16

Immanuel Kant described very well the problem with skepticism when he wrote "Skepticism is a resting place for human reason, where it can reflect upon its dogmatic wanderings, but it is no dwelling place for permanent settlement."

康德曾很贴切地描述了怀疑论的不足,他写道，怀疑论是人类理性暂时休憩的场所，是理性自省，以伺将来做出正确抉择的地方，但绝非理性的永久定居地“

耶鲁公开课 - 公正课程节选

Ensalaco says the recent arrests reinforce the reality that human trafficking is not just an international problem, but also a local one affecting every community in the United States.

VOA: standard.2009.11.13

Director of the University's Human Rights Program Mark Ensalaco says one of the targets of the conference is to shed light on a growing problem in the United States.

VOA: standard.2009.11.13

"Human trafficking is a very serious problem in the United States."

VOA: standard.2010.05.24