The Academy of American Poets created National Poetry Month based on the success of Black History Month.

VOA: special.2010.04.05

And in many ways, we can understand human intellectual history just based on this idea: ? should we accept human nature?

在很多方面，我们能理解人类智力发展历史,仅仅基于这个观点：,应不应该接受人类本性？

哈佛公开课 - 幸福课课程节选

So this is a book that tries to discuss true American values based on our history.

这本书试图探讨,基于美国历史的真正美国价值观。

普林斯顿公开课 - 国际座谈会课程节选

Shin is one of a lucky few winners of a selection process for these reunions that involves both a random lottery and a screening based on age and family history.

VOA: standard.2009.09.26