Neutrons and protons are bound together in the nucleus of an atom.
在一个原子的核内，中子和质子聚合在一起。
A molecule of water consists of two atoms of hydrogen and one atom of oxygen.
水分子由两个氢原子和一个氧原子构成。
Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.
两个氢原子和一个氧原子结合组成一个水分子。
An atom itself is a complete whole, with its electrons, protons and neutrons and other elements.
原子本身是个整体，含电子、质子、中子以及其他组成部分。
The energy for single hydrogen atom is negative 1312 kilojoules per mole.
单个氢原子的能量是-1312 千焦每摩尔。
They take an atom of lead, accelerate it, and have it collide with an atom of nickel.
他们选取一个铅原子，将其加速，让它与镍的原子碰撞。
If the atom is fixed mass, and the electron is tiny, it must be the positives have all the mass.
如果是原子质量一定，而电子很小，那么带正电荷的部分几乎占据了全部质量。
What we can do is to try using the classical description of the atom, and see where this takes us.
我们能做的就是试着用经典力学描述原子，看看我们会得到什么。
At some point, you will cut the magnet so small that you will have cut down to the size of a single atom.
从某个方面看，你会把磁体切到如此之小，小到只有一个单原子那么大。
Graphene is a flat sheet of carbon just one atom thick—with the carbon atoms arranged in a honeycomb lattice.
石墨烯是一种只有单原子厚度的碳原子平面层——碳原子按蜂窝状晶格排列。
When we talk about orbitals in multi-electron atoms, they're actually lower in energy than the corresponding H atom orbitals.
当我们讨论多电子原子的轨道时，它们的能量实际上比对应的氢原子轨道要低。
They take up a teeny bit, but when we're thinking about the set up of the atom, we don't have to account for them as using up a lot of the mass.
它们占据了非常小的一部分，但当我们考虑原子的构造的时候，不用考虑它们会占用很多的质量。
I don't believe there's an atom of meaning in it.
我不相信这里面有任何意义。
"Come in," said the carpenter, not having an atom of strength left with which to stand up.
“进来吧。”木匠说，他连站起来的力气都没有了。
We are going to go into the atom and try to understand the scientific basis for this observed behavior.
我们将深入研究原子并试图理解这种观察行为的科学基础。
It is arranged according to increasing atomic number, which is the number of protons in each atom of an element.
它是根据原子序数的增加来排列的，原子序数是一种元素单个原子的质子数。
Such united atom approximations have been used in simulations of biological membranes.
这种联合原子近似已被用于生物膜的模拟。
Schrodinger's atom will decay.
薛定谔的原子一定会衰变。
This is electron volts per atom.
这是每个原子所具有的电子伏特。
A tritium atom has two extra neutrons.
氚原子多了两个中子。
Because each atom has 3n degrees of freedom.
因为每个原子有3个自由度。
And, secondly, the bulk of the atom is positive.
其次，原子的主体是带正电荷的。
The Atom stands for power and knowledge and certainty.
原子代表着力量，代表着知识和必然。
The consolidated view is exposed as an ATOM document.
合并视图作为ATOM文档来公开。
An atom is the smallest characteristic unit of an element.
原子是元素最小的结构单位。
And we'll absolutely accept both answers for a neutral atom.
我们会接受两种答案，对于中性原子。
As such, the only valid operation on an atom is a comparison.
因此，对于原子值，惟一合法的操作是比较。
We were talking about methane, which has only one central atom.
我们讨论的甲烷，只有一个中心原子。
It means how much a certain atom actually wants to get an electron.
它意味着某一个原子，有多希望得到一个电子。
So this would be for the actual filled, the completely neutral atom.
因此，这就是中性原子，正确的电子排布。
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