Buresh and his colleagues have come up with a set of key questions that will help farmers make that decision.

VOA: standard.2010.07.28

PROFESSOR: So, does anyone have any questions about the set up here, does it make sense what we're looking for the bar to go back once we make some progress.

教授：所以，有人对这套装置,有疑问吗，一旦我们,取得了一些进展,我们看到这个棒又返回来。

麻省理工公开课 - 化学原理课程节选

It's marketing, it's economics, it's the environment is set up in such a way to make these foods very appealing and very attractive to people, and that's why they eat them.

是市场营销的诱导,是经济效益的驱使,是社会环境的影响使得,这些垃圾食品对人们来说极具吸引力,这也是人们喜欢吃垃圾食品的原因

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

A number of people have taken over a children's climbing set. They've set up sheets and tents and what look like make shift sleeping bags.

VOA: standard.2010.01.14