About nine hundred years ago, the Ancestral Puebloan people built villages high in the walls of canyons in Mesa Verde,Colorado.

VOA: special.2009.03.04

There's a lot of frying going on at this particular place and this is something that's not typical of ancestral human diets.

在这个国家,有很多油炸食品,这不是我们祖先的日常饮食

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

There are some people who have talked about returning to an ancestral diet.

有一些人主张要,回归祖先的饮食文化

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Today,almost four hundred Przewalski's horses have been returned to their ancestral homelands.

VOA: special.2010.06.22

These are things that are scary in our ancestral environment.

有东西让我们的祖先提心吊胆。

耶鲁公开课 - 心理学导论课程节选

Wouldn't a later writer have cleaned up this ancestral record if this were in fact something composed at a later period? Also, he notes that the representation of inter-ethnic relationships in the patriarchal stories does not accord with the reality of a later period.

后世的作者难道不会把祖先不光彩的记录抹去吗,如果事实上这故事是后来创作的话？同时，他还提出，宗族故事中所展示的种族间关系,与后世的现实是不相一致的。

耶鲁公开课 - 旧约导论课程节选

Food has changed in a lot of ways from the early ancestral days.

自人类早期起,食品在各方面发生变化

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

It's important to understand the ancestral diet to see why we've evolved, the biological reasons we are the humans we are today, but it also helps instruct us about what we might happen to do.

了解祖先的饮食结构非常重要,它帮助我们理解人类为何演化,找出造成我们现状的生物学成因,这也有助于我们找到应对方法

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选