Yet it is a one-sided monogamy they seek.

而，他们寻求是单方面一夫一妻制。

Today, monogamy is one person at a time.

而现在指是“每次一个”。

The fact is that monogamy had nothing to do with love.

实际上一夫一妻制已经与爱情无关。

Well, you know, monogamy can be a tricky concept.

你们知道吗 一夫一妻概念确实值得商榷。

And you can think of vasopressin as the monogamy hormone.

你可以把后叶加压素当做使人们倾向于选择单配偶荷尔蒙。

And again this is surprising because they've evolved monogamy independently.

“同样令人惊讶，因为它们独立进化出了一夫一妻制。

An unnatural arrangement which forces its participants into an unhealthy monogamy.

一种强迫参与者遵守不健康一夫一妻制违背常理协定。

For millions of years we have formed partnerships, pair bonding, or monogamy.

百万年来，我们形成了伴侣关系，结合或一夫一妻制。

One thing is clear: among all the species on Earth, monogamy is rare, and sexual monogamy is rarer.

一夫一妻极为少见 不偷吃一夫一妻更罕见不过 至少还有一个赤胆例子。

Mother, monogamy, romance. High spurts the fountain; fierce and foamy the wild jet.

母亲，一夫一妻制，讲恋爱。喷泉喷得很高；喷泉撒着野，飘着水沫。

Monogamy in animals… and let's be honest, in humans too… is a funny thing.

一夫一妻制在动物界——老实说在人类中也如此——是件有趣事。

Well, y'know, monogamy can be a, uh, tricky concept. I mean, anthropologically speaking Fine. Now you'll never know.

恩，你知道，一夫一妻制值得商榷。就人类学观点而言… 行… 是你们损失。

And we were able to find species that had independently evolved monogamy in each of these lineages.

“我们能在其中每个世系中找到独立进化出一夫一妻制物种。”

So I would define monogamy as a formation of a lasting partnership or a social relationship between mates.

所以我将一夫一妻制定义为一种持久伴侣关系或配偶之间社会关系。

We call this " social monogamy." (Laughter) And the mechanism responsible?

我们称之为“社会一夫一妻制”。（笑声） 负责机制是什么？

My lover and I have a kind of 90's monogamy.

我和我爱人有一种 90 年代一夫一妻制。

My lover and l have a kind of 90's monogamy.

我伴侣跟我维持 九十年代一夫一妻制关系。

Either way, monogamy is actually pretty rare among mammals.

无论哪种方式， 一夫一妻制在哺乳动物中实际上是非常罕见。

Monogamy limits one man to one wife and vice-versa.

一夫一妻制将一个男人限制为一个妻子，反之亦。

Heterosexual monogamy is certainly not nature's status quo.

异性一夫一妻制当不是自现状。