The Northwestern University researcher took part in a study that found a way to turn off the immune system in mice with arthritis.

VOA: special.2010.03.16

Like the Russian formalists--and in a way like the New Critics -talking about their "academic" colleagues, Saussure is vexed by the messiness and lack of system in the study of linguistics.

这一点和形式主义者，新批评论者,这些学院派的人们很相像，索绪尔对语言学的杂乱,和无章感到恼火。

耶鲁公开课 - 文学理论导论课程节选

But I think it's better to come study here rather than stay in Spain just because of the system again.

但我觉得来到这里学习比留在西班牙好，因为这里的体制比较好。

来自西班牙 - SpeakingMax英语口语达人

Mister Taylor developed a system to study manufacturing.

VOA: special.2010.12.23

This is a study done by National System of Educational Progress.

这项研究,是由国家教育发展组织所做的。

麻省理工公开课 - 媒体、教育、市场课程节选

Steven Russell, director of Massachusetts General Hospital's Diabetes Unit and co-author of the study, the next step is for researchers to develop a portable system about the size of a cellular telephone.

VOA: standard.2010.04.15

By "Present," We mean-- we will pick some part of the universe we want to study and we will ask, "What information do I need to know for that system at the initial time, like, right now, in order to be able to predict the future?"

我们所说的"现在",意思是,我们会选取客观世界某一部分来进行研究,然后我们就会问,我们需要什么信息去了解,初始时刻的系统,比如现在,进而能使我们能够预测未来呢

耶鲁公开课 - 基础物理课程节选