When visitors go to the site, they have a choice about how to begin their adventure.

VOA: standard.2010.03.05

And the second thing that we talked about is this idea that we want you to in fact learn how to relate a choice you make about a piece of code to what the efficiency is going to be.

关于这个方法第二件事,就是我们实际上希望,你在写代码的时候,能做出优化效率的选择,因为此。

麻省理工公开课 - 计算机科学及编程导论课程节选

If there's--if you wanted a guide on how to eat healthy, this would be my favorite choice, would be the book Willett, Eat, Drink and Be Healthy, but there are others that are good as well.

如果想要一个健康饮食的指南,威莱特的书《吃好,喝好,身体好》,将是我的首选,当然还有些其它的研究建议也不错

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Odds are statistically most of you will tackle something web based although you'll be able to tackle something android based, iPhone based, C based, PHP, really the choice will ultimately be yours, but to think about exactly how to design good software is something you, is certainly a lesson that we want to promote.

你们中很多人,会使用基于网络的方案,虽然你有能力使用基于android，iPhone，C，PHP的方案，的确，最终是你们自己的选择，但是确切地想一想,怎样设计一个好的软件，是我们提倡的经验。

哈佛公开课 - 计算机科学课程节选

How many would vote for choice C here?

多少人投票给选项C

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选