The movements – or " dancing" -- are all part of pair bonding.

这些动作——或者说" 舞蹈" ——都是结对的一部分。

Pair bonding and raising children is as old as humanity itself.

配对结合和养育孩子就如同人类本身一样古老。

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。

They may just be building on underlying mechanisms that all species share. Take for example, pair bonding.

它们可能只是建立在所有物种共有的潜在机制上。比如说“配对结合”。

First, humans began pair bonding with our mates as a way of raising our young.

首先，人类开始与我们的伴侣结对，以此作为抚养后代的一种方式。

Maybe they have sex with men as some sort of recreational things or pair bonding or whatever.

也许他们与男人发生性关系是为了某种娱乐或情侣关系或其他什么。