Now,one of the factors that will help is more certainty with regard to actions out of Washington.

VOA: standard.2010.02.07

The issue of connection has social factors and it's one answer that sociologists give for why it's good to go to Yale.

连接性这个问题是有社会因素的,社会学家给出过一个答案,为什么去耶鲁读大学是好事。

耶鲁公开课 - 心理学导论课程节选

Well, there are many factors, but one important factor is, the rise of the Internet has competed with -people used to buy The Wall Street Journal to get data like this.

其实有很多因素,但是最主要一点是,来自网络的竞争,人们过去买《华尔街日报》来获取这些数据

耶鲁公开课 - 金融市场课程节选

"The remaining 88 percent of the variation from one center to another are unmeasured factors, that we don't quite know what those factors are."

VOA: standard.2010.07.14

"More and more I realize that actually chronic disease prevention is very important and also that diet is one of the most important risk factors for chronic diseases."

VOA: standard.2010.06.25

Clinton acknowledged that the lingering election dispute has been one of the factors delaying a decision by President Barack Obama in his administration's policy review over whether to commit more U.S.troops to Afghanistan.

VOA: standard.2009.10.19