They can't learn and undergo a cultural evolution.

他们无法学习和经历文化进化。

And I think that it actually contributes to cultural evolution in really important ways.

我认为它实际上以非常重要的方式促进了文化进化。

The range of human foods is not just a source of epicurean joy but a reflection of ecological and anthropological variety -- the consequence of tens of thousands of years of parallel yet independent cultural evolution.

范围广泛的人类食物不仅是享口腹之乐的源泉，也是生态和人类学多样性的反映——这是数万年平行而独立的文化进化的结果。