That large data set allowed them to analyze information for the 50 U.S.states separately, and also to identify trends by race and gender.

VOA: standard.2010.08.10

At the end of the day this is all about equipping you with skills and knowledge and understanding with which to take a problem, take a large data set maybe and actually produce something useful-- produce a project that is of interest to you.

下午放学后,就用学到的技能，知识和理解力来,解决问题，或者处理超大数据集,或制造一些有用的东西-,例如发起一个你们感兴趣的项目。

哈佛公开课 - 计算机科学课程节选

You can take a problem that might be relatively intuitive to solve but when you scale this thing up as is increasingly the case in the web, in large data systems, and so forth, you actually have to now think smart, you actually have to think efficiently and you have to solve this problem effectively.

你可以把一个问题用比较直观的方法解决,但如果你把此类问题的数量增大,正如越来越多的互联网，和大规模数据系统中出现的问题等等,你应该考虑怎样才能更简便，怎样才能更高效,你应该用行之有效的方法处理问题。

哈佛公开课 - 计算机科学课程节选

"We've seen a number of very large companies that have suffered some tremendously embarrassing losses of data.

VOA: special.2011.05.09

"There was a great deal of careful data collected showing how identical the two sections, these two large sections of the class were beforehand.

VOA: special.2011.06.02

Now,after analyzing data from a large national health and nutrition survey, Skinner reports finding similarly elevated levels in obese children as well.

VOA: standard.2010.03.09