Plus, an adult's saliva can help predigest the food, making vitamins like B12 easier for the baby to absorb.So, mouth to mouth attachment has a history of intimacy, trust and closeness.

另外, 一个成年人的唾液可以帮助预防消化食物，使容易吸收多种维生素如B12。所以, 嘴对嘴的接触有亲近, 信任和亲密的历史。

Oh, yeah. MouthtoMouth Mona. You know, she used to date Howard?

是啊 嘴对嘴的莫娜 知道吗 她和霍华德过恋爱？

Two people come towards each other, they obviously know each other very well, and they start to kiss each other - but it's not a full frontal kiss.

两个人相遇，很明显是互相认识的，然后他们开始亲吻对方——但不是嘴对嘴。

If you're really desperate to meet women and like having food eaten out of your mouth, I could set you up with my mom.

你如果真的极遇到女人而且喜欢嘴对嘴喂食，我可以把我老妈介绍给你。

So there are of course many cultures that have kissed mouth to mouth, that we would recognise as what we do today.

所以当然有很多文化都有嘴对嘴的接吻，我们今天也会这样做。

It's just it's fundamentally not you, you could argue that like practicing mouth to mouth might be sexy, right?

这只是从根本上不是你，你可以认为练习嘴对嘴人工呼吸可能会很性感，对吧？

Sheldon Lee Cooper, if you don't finish that pork chop, I swear I will chew it up and spit it in your mouth like a mama bird.

谢尔顿·李·库珀，如果你再不把猪排吃掉，我就把你的猪排嚼碎像鸟妈妈一样嘴对嘴喂给你。