So first word we have is immediate family or a nuclear family.

第一个词是直系亲属，或者心家庭。

How did so many people end up with small families?

那位甚麽这麽多的家庭会心家庭的大小呢?

Much like human hunter-gatherers, they lived and hunted in complex social groups consisting of a few nuclear families, and used their social skills to cooperatively take down larger creatures.

就像人类狩猎采集者一样，他们由少数心家庭组的复杂社会群体中生活和捕猎，利用他们的社交技巧合作捕获更大的生物。

I've a really big family but for my nuclear family just my dad, my mum, my sister and my brother, so actually just five.

我自一个大家庭，不过就心家庭说，我家有五口人，爸爸、妈妈、姐姐、哥哥和我。

Whether they're geographical, political or familial the trend has generally been that countries are getting smaller and families are becoming more nuclear.

无论这些新闻是关于地理、政治、家庭，其总体趋势都是国家变得越越小，家庭越越趋向于心家庭。

No one has access to the nuclear family, the living room environment over the course of many years in someone's family.

没有人可以有机会接触到心家庭，某个人的家庭里待上几年的时间去体验他们日常起居的环境。

History is really relevant where — we use the term " traditional" to describe the nuclear family, so two-parent household.

历史这里非常重要——我们通常用“传统”形容心家庭，即双亲家庭。

Since the 1950s, she said, the United States has placed a high value on the nuclear family.

她说，自20世纪50年代以，美国一直高度重视心家庭。

Now a lot of people do not use the word nuclear family so much.

现很多人不常用心家庭这个词。

So it's not a nuclear family, then?

- 那么这不是一个心家庭吗？

We won't just have nuclear or traditional families coming.

我们不仅会有心家庭或传统家庭参加。

In the past, most American families were what we call " nuclear families."

过去，大多数美国家庭是我们所说的“心家庭” 。

When you're in your nuclear home with your two babies, you're so alone.

当你和你的两个孩子待心家庭里时，你其实是如此孤独。

Yeah, that was the nuclear family, and that's why they were called soap operas.

是的，那就是心家庭，这也是它们被称肥皂剧的原因。

Either way, I'm really glad you and your nuclear family.

无论如何，我真的很高兴你和你的心家庭。

Black labor force participation fell, black unemployment rates rose, and the black nuclear family disintegrated.

黑人劳动力参与率下降，失业率上升，心家庭结构瓦解。

So the central family in this story is the Houseman family.

所以这个故事中的心家庭是豪斯曼家族。

There is no family structure per se, no nuclear family.

没有所谓的家庭结构，没有心家庭。

There are all types of families and not all of them will be nuclear families with a mom, a dad, and a bunch biological offspring.

有各种各样的家庭，非所有家庭都是由母亲、父亲和一群亲生子女组的传统心家庭。

And while it's the nature of families to expand and contract, and while Liza and David each have kids of their own, this little group in a studio is what remains of the nucleus.

尽管家庭的扩大和收缩是常态，丽莎和大卫各自也有自己的孩子，但这间工作室里的小团体仍然是心家庭的遗留部分。