youdao

It also could have given early humans and other nonhuman primates the benefit of distinguishing ripeness and toxicity in foods such as fruits and plants.

对红色的敏感可以让早期人类和其它灵长类更容易区分植物性食物的成熟程度和毒性。

youdao

Perhaps not, according to a recent study, which showed that songbirds may also communicate using a sophisticated grammar-a feature absent in even our closest relatives, the nonhuman primates.

可能并非如此。最近一项研究显示鸣禽交流也有用复杂的语法，这特征在我们最近的亲戚——其它灵长类——身上也不曾有过。

youdao

And so, we are afraid of these things and not so afraid of these things similarly for nonhuman primates.

所以，我们害怕这些,不害怕这些,同样，灵长类。

耶鲁公开课 - 心理学导论课程节选

I don't know. There's evidence that the coy smile shows up in non The question was, "Do nonhuman primates give the same smiles that humans do?

我不知道，有证据表明,腼腆微笑在非人类,问题是，灵长类和人类微笑相同吗？

耶鲁公开课 - 心理学导论课程节选

Yeah.Student: Do nonhuman primates' smiles Professor Paul Bloom: That's a good question.

非人的灵长类微笑,好问题。

耶鲁公开课 - 心理学导论课程节选