And,minutes after awarding the prize, Netflix announced a second one million dollar competition to improve the system even more.

VOA: special.2009.09.25

If the goal is to improve education, then one has to ask hard questions Like does a technology actually help?

假如目标是提高教育，那就要问问这样的问题,技术真的有帮助吗？

麻省理工公开课 - 媒体、教育、市场课程节选

But the idea is to try to present to you what's exciting about Biomedical Engineering, the ways that one can take science and mathematics and apply that to improve human health.

这门课力图向你们展示,生物医学工程那激动人心之处,它融合了自然科学和数学,并用其成果提高人类健康水平

耶鲁公开课 - 生物医学工程探索课程节选

Researchers studied more than one hundred fifty patients whose condition had failed to improve after taking at least one drug.

VOA: special.2010.03.02

Well you could stretch it and say that an example of engineering to improve human health is getting them from one place to another, but that would be more of a stretch than I'm going to make.

你只能勉强地说,这个工程学成果能通过把人们从一个地方,带到另一个地方来提高人的健康水平,我只能联想到这个程度

耶鲁公开课 - 生物医学工程探索课程节选

One theory is that the shape developed over the ages to improve this shark's sense of smell.

VOA: special.2010.08.03

People across the state will work together on one hundred twenty-five local projects to clean trash, remove invasive plants and improve water areas.

VOA: special.2010.04.21

They are attempting to improve treatment of one kind of headache -- the migraine.

VOA: special.2010.03.30

"I have to say that there was one question that was voted on that ranked fairly high and that was whether legalizing marijuana would improve the economy and job creation,".

VOA: standard.2009.03.26