Does that explain why it was missing in the periodic table?
这能解释为什么它在元素周期表中缺失了吗？
Early versions of the periodic table had gaps, missing elements.
早期的元素周期表有空缺，缺少一些元素。
Professor Harrison, were you saying that the periodic table is predictive?
哈里森教授，你是在说周期表是可以预测的吗？
Of course, it was an element the periodic table let us to expect existed before anyone had found it or made it.
当然，它在被人发现或制造前，就是一种元素周期表使得我们期待其存在的元素。
For example, tellurium comes before iodine in the periodic table, even though its atomic mass is slightly greater.
例如在元素周期表中，碲排在碘之前，尽管它的原子质量略大一些。
They're black with colored elements of the periodic table.
它们是黑色的,中间还有些元素周期表上的彩色元素。
As an example, consider the periodic table expressed in XML.
比如，考虑一下用XML表示的元素周期表。
She gave him a miniature copy of the periodic table of elements.
她给了奥巴马一个元素周期表的微型复制品。
It is on the periodic table of elements under the symbol Bi at atomic number 83.
在元素周期表里序列号是83，标志是BI。
We need to add something else in order to explain what is going on in the Periodic Table.
我们需要引其他一些东西进来才能解释清楚，元素周期表中发生的这种现象。
Alchemy, or transmutation, has placed new elements on the periodic table, including plutonium.
炼金术，或嬗变，已经在元素周期表中增加了新元素，包括钚。
The chemistry of the Earth was out of kilter, wholly unbalanced by the periodic table, and alive.
以化学元素表来衡量，地球的化学性质是不正常的，完全失去了平衡，却充满活力。
By looking at the periodic table it's right underneath oxygen, so those both have 6 valence electrons.
通过查周期表可以看到它就在氧的正下方，因此它们两个都有六个价电子。
Lithium is the third-lightest element on the periodic table, which allows for far greater energy density.
锂是元素周期表第三“轻”的元素，这使得锂具备更高的能量密度。
AS WELL as being close to each other on the periodic table, copper, nickel and zinc share several traits.
铜（29），镍（28），锌（30）在化学周期元素表中紧挨着彼此，并且它们还拥有一些相同的特性。
Mironov may be my favorite mad scientist since the chemist who had the periodic table engraved on one of his hairs.
自一位在自己一根头发上刻下元素周期表的化学家之后，米罗·诺夫是我最喜欢的疯狂科学家。
Arsenic sits right beneath phosphorus in the periodic table of the elements and shares many of its chemical properties.
在元素周期表中，砷就位于磷的下面，二者具有很多相同的化学性质。
Two new elements have been added to the periodic table after a three-year review by the governing bodies of chemistry and physics.
经过3年的研究，元素周期表上又增添了2种元素。
You are allowed to use on the test the official version of the Periodic Table of the Elements which most of you should have by now.
在测试中你们可以使用，化学元素周期表的官方版本，你们应该大部分都有了吧。
The next heaviest element in the periodic table, the inert gas helium, is used for detecting cracks in pressure vessels and the like.
而在周期表里此行最重的元素，惰性气体氦，用于压力舱那类东西的小裂缝。
Boffins were busily filling in the blanks in the periodic table and probing unknown atomic phenomena (like radioactivity and bonding).
科学家们忙于填补元素周期表的空白、探索未知的原子现象(如放射性和键合)。
And then, just so that you will be literate in the rest of the Periodic Table, if you look at the higher ones, this is how you name them.
然后，你对周期表的，其他方面也都知道了，如果你观察高一点的元素，这是你们叫它们的方式。
They support the 130-year-old idea of their countryman Dmitri Mendeleev (who created the first version of the periodic table of elements).
他们支持他们同胞门捷列夫(他创造了元素周期表的第一版)有130年历史的观点。
So let's turn our attention to a new topic, which is thinking a little bit about the periodic table, and also talking about periodic trends.
我们的新主题上，我们将会讨论一点关于元素周期表的知识，同时也会讲一讲周期性规律。
Like the Periodic Table of the Elements, this system holds ample opportunity for mixing proportions, creating alloys, and adding impurities.
就像化学上的元素周期表，该系统拥有充足的机会来进行混合，创造合金，或添加混合物质。
And the fast-talking industrialist has exhausted the rest of the periodic table looking for an element that is a safer power source than palladium.
但这位语速飞快的工业奇才已经翻遍了元素周期表，也找不出一种比钯更安全的替代元素。
If you do look down at the Periodic Table and get above 109, Uun Uuu Uub you will see these strange notations here, Uun,Uuu,Uub What is all of this?
如果你看周期表的下面部分,到109号，你会看到这些奇怪的符号,这些是什么呢？
Similar predictions were made later, by Andreas von Antropoff (1924) and by Linus C. Pauling (1932), based on chemical trends in the periodic table.
后来，安德里亚凡安绰波夫(Andreasvon Antropoff)在1924年，利诺斯·卡尔·鲍林(Linus C . Pauling)在1932年，都做出了类似预测。预测的依据是：周期表里的化学趋势。
Similar predictions were made later, by Andreas von Antropoff (1924) and by Linus C. Pauling (1932), based on chemical trends in the periodic table.
后来，安德里亚凡安绰波夫(Andreasvon Antropoff)在1924年，利诺斯·卡尔·鲍林(Linus C . Pauling)在1932年，都做出了类似预测。预测的依据是：周期表里的化学趋势。
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