They said the risk of an enlarged prostate was fifty percent lower in the NSAID users than the other men.

VOA: special.2009.10.20

So, ask yourself frankly especially when it comes to designing your own tools and your own programs whether it's for real users to use, whether it's for your research group to use in some other field, you know, where do you even begin?

坦白讲，问一问你们自己,当你设计一个工具，一个程序时,它是否是为真实用户使用的，还是为在其他领域的,研究团队使用的，你们懂的，你从哪里开始？

哈佛公开课 - 计算机科学课程节选

People can also transfer money to other mobile phone users, even those without an M-Pesa account.

VOA: special.2009.11.02

But users also ask about current events and many other subjects.

VOA: special.2009.10.12

The website followed their progress, provided tips and encouragement, and offered bulletin boards where users could compare notes and motivate each other.

VOA: standard.2010.07.30

The World Health Organization says at least five million tobacco users die every year from lung cancer, heart disease and other smoking-related causes.

VOA: standard.2010.02.18