Discoveries are a regular occurrence here. A few kilometers outside Harar, a guide leads visitors up a mountainside to a cave chiseled by the Harla people who lived here for centuries.

VOA: standard.2009.12.14

The palmer has been Guyon's guide up to this point, his teacher.

他的老师，即那位朝圣者只将他带到洞口。

耶鲁公开课 - 弥尔顿课程节选

Even though you'll see a whole bunch of constructs today and even throughout the course, you will find that there's often multiple ways to implement something, and it will be up to us to guide you toward better design and making in giving two different options the better choice as time passes.

即使今天乃至整个课程中,你们将了解到很多的结构，你将发现,这里有很多的方法来处理一些事情，这将引导你们做更好的设计,随着时间的推移，从两个不同的选择中,选择一个更好的。

哈佛公开课 - 计算机科学课程节选

You could take the food guide pyramid and make it the reverse of what it should be and you still end up with something that people really wouldn't see very much, kids don't learn about very much, it doesn't really affect many people, so you could say that it doesn't really matter.

如果你把食物金字塔彻底扭转成另一版本,也不会怎么样,反正人们也不会过多地去关注它,孩子们也不会学它,它并不会真的影响人们的生活,因此你可以说它无关紧要

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选