All the elements in the periodic table have a different affinity for electrons.

元中的所有元对电子都有不同的亲和力。

I mean, the periodic table is full.

我的意是，元已经满了。

Now we have the entire periodic table.

现在我们有了整个元。

The race to extend the periodic table continues.

扩展元的比赛仍在继续。

Chemists know all the elements on the periodic table.

化学家了解元里所有的元。

And so your question about the periodic table is very interesting.

所以你提出的关于元的问题非常有趣。

On the periodic table of the elements, Sn is the symbol for what?

在元的元上，Sn是什么的符号？

In fact, they make up most of the elements in the periodic table.

事实上，它们构成了元中的大部分元。

So now, you did the periodic table and you talked about the human body.

所以你教过我们元还有人体部位。

Yes, I asked which is the lightest element in the periodic table.

是的，我问元中最轻的元是什么。

The transition metals are the metals in the middle part of the periodic table.

过渡金属元指元中位于中间位置的金属元。

You could break down each line of the periodic table into a short story.

你可以把元的每一行分解成一个小故事。

It's a — it's the periodic table of elements, it's — it's wonderful.

它是——它是元的元，它——它很棒。

Let's say your chemistry teacher asks you to memorize a periodic table for example.

比如说，你的化学老师让你记住一张元。

Back then, there wasn't the single universal periodic table that we have today, either.

那时，也没有我们今天拥有的统一普遍。

They don't really get much more far off the periodic table than that.

它们在元中确实没有处于太靠后的位置。

Famous physicist Richard Feynman also predicted an end to the periodic table.

著名物理学家理查德·费曼也预言了的终结。

“Mendeleyev’s Dream” by Paul Strathern is the best book I've ever read on the periodic table.

保罗·斯特拉森的《门捷列夫的梦》是我读过的关于元的最好的书。

I mentioned that uranium is the heaviest element in the periodic table, but which is the lightest?

我提到过铀是元中最重的元，但哪个元是最轻的呢？

Hydrogen has one proton, helium two, lithium three, and so on up the periodic table of elements.

氢有1个质子，氦有2个，锂有3个，按元上的元排列顺序即可判断。