A nucleus that large cannot be stable, but it might be possible to assemble one next to a vacuum for long enough to observe the decay of the vacuum.
这么大的原子核不可能是稳定的，但在足够长的时间内，在真空附近组装一个原子核以观察真空的衰变是可能的。
粒子撞击原子核。
It typifies the size of a nucleus.
它表征了原子核的大小。
The atom has a nucleus at its core.
在原子的中心有原于核。
Thee atom has a nucleus at its core.
在原子的中心有一个原于核。
Every living cell contains a nucleus.
每个细胞都有细胞核。
But, I've got a nucleus with 11 protons in it.
但是我知道它的原子核中有11个质子。
It has a nucleus at the center charged positively.
中心有个带正电的原子核。
A nucleus is about one billionth the size of an atom.
原子核的体积大约是原子的一万亿分之一。
Every cell has a nucleus which is like a little ball.
每一个细胞都有一个像小圆球一样的细胞核。
Each cell possesses a nucleus imbedded in protoplasm.
每个细胞都具有核，细胞核位于原生质中。
We think of a nucleus as made up of neutron and proton.
我们认为原子核是由中子和质子构成的。
Small as a nucleus is, it consists of still smaller parts.
虽然原子核很小，它是由更小的单元构成的。
An atom consists of a nucleus around which electrons move.
原子有一个原子核，外面有电子围绕它旋转。
With a nucleus of professionals, building an organization is easier.
有了这些专业的核心人物，构建一个组织就容易些。
Which cells are only cells not to have a nucleus when they are mature?
哪些细胞是唯一的细胞不会有一个原子核，当他们成熟？
The VTA is a nucleus in the midbrain where dopamine neurons are located.
腹侧被盖区是存在多巴胺神经元的中脑神经核团。
Low-lying collective spectrum of a nucleus depends on its nucleon number.
原子核的低能集体谱依赖于它的核子数。
The atom is made up of a nucleus with negative electrons revolving around it.
原子是由原子核和绕核旋转的若干负电子组成。
Bohr and Wheeler envisioned that a nucleus may undergo oscillations like a liquid drop.
玻尔和惠勒设想核子也会象液滴一样经历振动。
The Verve operating system consists of a nucleus, a kernel and one or more applications.
Verve操作系统由内核(nucleus)、核心(kernel)和一个或多个应用程序组成。
Tree divinity worship eventually became a nucleus of vegetation divinity worship in ancient China.
树神崇拜也成为中国古代植物神崇拜的核心。
There is a nucleus from each of 32 countries who came here to work together and go home to work together.
来自32个国家的成员组成核心，一起在这工作，回去着手行动。
OK, so all I do is I take into account that I've got all the positive charge, whatever it is, it's a nucleus.
我做的全部是考虑，我得到所有的正电荷，无论是什么，都是一个核。
A theory of atomic structure that assumes an electron orbiting a nucleus can only be at certain energy levels.
假设电子需要有一定能量才能环绕核子轨道的原子结构理论。
The pigment binder PD is composed of a nucleus with softer monomer content and a shell with harder monomer content.
PD涂料染色粘合剂是由软单体含量较高的核和硬单体含量较高的壳组成。
For example, background particles tend to produce more ionization than a nucleus recoiling from a neutralino collision.
例如，背景粒子和一个与中性伴子碰撞而反冲的原子核相比，前者将造成更多的游离。
Because what it tells is that we can figure out exactly what the radius of an electron and a nucleus are in a hydrogen atom.
我们可以，准确的算出，氢原子中，电子。
Unlike their bacterial ancestors, the cells had specialised structures including a nucleus, as well as machinery vital for photosynthesis.
和他们的细菌祖先不同，这些细胞具有特殊的结构，其中包括细胞核，和可以进行光合作用的触角。 他们还能进行有性繁殖，这大大的加快了进化的速度。
Unlike their bacterial ancestors, the cells had specialised structures including a nucleus, as well as machinery vital for photosynthesis.
和他们的细菌祖先不同，这些细胞具有特殊的结构，其中包括细胞核，和可以进行光合作用的触角。 他们还能进行有性繁殖，这大大的加快了进化的速度。
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