Forrester Research says four out of five online adults use social media at least once a month.

VOA: special.2009.09.14

Let's say you have four questions, you have 50 minutes, take out five minutes to read the paper, so that's 45 minutes.

你有四个问题，你有50分钟，花5分钟阅读考试，剩下45分钟。

麻省理工公开课 - 固态化学导论课程节选

What I'm going to do is basically run through my attempt to reconstruct-- my attempt to lay out the basic ideas from this series of four or five arguments that Plato gives us.

我要做的是,基本上是重新,把柏拉图给我们的这4,5个论点中,一些基本的观点拿出来讨论一遍

耶鲁公开课 - 死亡课程节选

Rolling Stone Magazine gives the CD four and a half out of five stars.

VOA: special.2009.05.29

Using just that large number of genetic markers, the team was able to predict in almost four out of five cases whether a person would live to be 100.

VOA: standard.2010.07.14

But an even more astounding result for us from this survey, which encompassed 1,000 adults a random telephone survey in January of this year, was that over 800 of the respondents - that's over four out of five people - say they are still buying green products, still buying green products in a very severe recession."

VOA: standard.2009.03.30