Common viruses or bacteria may also increase the chances that some people will develop the disease.

VOA: special.2009.01.06

But listen to them and work with them to develop common policies that will get us out of this mess.

只要听取他们的意见，与他们合作,制定共同的政策,这样做能帮我们摆脱困境。

普林斯顿公开课 - 国际座谈会课程节选