Well, unlike the choosiness studies, here we actually have some pretty good cross-cultural data.

嗯，与选择性研究不同，我们实际上有一些非常好的跨文化数据。

And this all suggests that there's some sort of difference along lines expected in sexual choosiness in humans.

这一切都表明，人类的性选择存在某种预期的差异。