原子本身是个整体，含电子、质子、中子以及其他组成部分。
An atom itself is a complete whole, with its electrons, protons and neutrons and other elements.
原子内的一个中子衰变后会产生一个质子、一个电子和一个中微子。
When a neutron inside an atom decays, it produces a proton, an electron, and a neutrino.
每一个中子或者质子的质量都是一个电子的两千倍。
Each proton (or neutron) has about two thousand times the mass of an electron.
好吧，如果你有很多钱，你甚至可以把原子分成一些亚原子粒子：质子、中子和电子，但即使是这些小磁体，也还是有南北磁极。
Well, with a lot of money, you can cut even the atom into to subatomic particles: protons, neutrons and electrons, but even these little magnets still always have one North and South magnetic pole.
在当前有关物理学的“标准模型”中，包括质子、电子、中子以及大量更怪异粒子在内的每一种粒子都有其反粒子“镜像”。
Thecurrent "standard model" of physics holds that each particle -protons, electrons, neutrons and a zoo of more exotic particles - has itsmirror image antiparticle.
磁星是中子星的一种，它的密度非常大，其质子和电子被迫结合形成中子。
Magnetars are a type of neutron star? An object so dense its protons and electrons have merged to form neutrons.
当电子流通过灯泡中带正电荷的气体(质子和中子核)。
When electric currents (electrons) are passed through positively-charged gasses (protons and neutron nucleuses) inside bulbs.
所以碳12，我们知道它有质子数，根据定义，那就是6，而电子数，12减6等于6，所以它有6个中子。
So carbon 12. We know that it has the proton number, by definition, is 6. And the neutron number, 6 from 12 is 6. So it has 6 protons and 6 neutrons.
由于质子与中子的质量大约相等(并且电子几乎没有质量)，氦原子的质量大约应是氢原子质量的四倍。
Because protons and neutrons have roughly the same mass (and electrons have almost no mass), the helium atom should have about four times the mass of the hydrogen atom.
质子带有一个正电荷，电子带有一个负电荷，但这两种电荷中子都没有。
A proton has positive charge and an electron (has) a negative charge, but a neutron has neither.
所有的物质都是由称之为原子的微粒组成，而原子本身则由更小的微粒，电子、中子和质子所组成。
All matter is composed of tiny particles called atoms, which are themselves composed of smaller particles, electrons, neutrons and protons.
所有的物质都是由分子构成的，而所有的分子内都有微小的原子、带正电荷的质子、中性的中子和带负电荷的电子。
All materials are made up of molecules, and all molecules have tiny atoms, with positively charged protons, neutral neutrons, and negatively charged electrons.
中子既不象带负电荷的电子，也不象带正电荷的质子，它根本就不带任何电荷。
Unlike either the electron which has a negative charge or the proton which has a positive charge, the neutron has no charge at all.
贝塔是高速冲击的微小粒子(电子)，阿尔法辐射是高速冲击的大粒子(含有两个质子和两个中子)。
Beta radiation consist of small particles (electrons) with an incredible speed, Alpha radiation consists of big particles (two protons, two neutrons altogether), also with incredible speed.
原子由中子、质子与电子组成。质子和中子曾经一度被认为是基本粒子。所谓基本粒子就是指不可再分割成更小的东西。
Atoms are made of neutrons, protons, and electrons. It was once thought neutrons, protons and electrons were fundamental particles. Fundamental particles can not be broken up into anything smaller.
质子带正电荷，电子带负电荷，中子两种电荷都不带。
The proton carries a positive charge and the electron carries a negative charge but the neutron carries neither.
除了电子，原子还含有质子和中子。
原子可以再分为中子、质子和电子。
Atoms can be subdivided into neutrons, protons and electrons.
它记录了特定元素的原子包含有多少质子和电子，它使我们能够计算大多数元素最常见的同位素中中子的数目。
It records how many protons and electrons the atoms of a particular element contain. It permits us to calculate the number of neutrons in the most common isotope for most elements.
这些可见的普通物质由质子、中子和电子组成。
These visible, ordinary matters are composed of protons, neutrons and electrons.
今天除了电子、质子和中子外，还发现了更多的粒子。
Today, besides the electrons, protons and neutrons, many more particles have been discovered.
为什么电子比质子或中子活动更大？这是因为电子质量轻，结合力弱的缘故。
Why are electrons more mobile than protons or neutrons? It is BE cause they have lighter mass and less firm binding.
由于中子和正电子的磁矩恰好和质子和电子的磁矩反号，故减弱了太阳内部的固有磁场，从而减弱了太阳的活动。
The inner magnetic fields of the sun is then weakened and solar activities are slowed down because magnetic moments of neutron and positron are opposite to that of proton and electron.
这时星体的核心会被压缩得非常紧密以至于内部的质子和电子会结合在一起转变为中子。
The core of the star gets compressed so much that the protons and electrons within it combine to become neutrons.
一个氧原子在其原子核内有八个质子和八个中子，还有八个电子绕着原子核旋转。
An atom of oxygen has 8 protons and 8 neutrons in its nucleus, with 8 electrons circling about that nucleus.
细小的原子核内含不带电荷的中子及带正电荷的质子，而带负电荷的电子则沿轨道环绕原子核运行，情况就好像行星环绕太阳运行一样。
The nucleus consists of uncharged neutrons and positively charged protons. negatively charged electrons travel around the nucleus in their orbits, similar to the way planets moving around the sun.
细小的原子核内含不带电荷的中子及带正电荷的质子，而带负电荷的电子则沿轨道环绕原子核运行，情况就好像行星环绕太阳运行一样。
The nucleus consists of uncharged neutrons and positively charged protons. negatively charged electrons travel around the nucleus in their orbits, similar to the way planets moving around the sun.
应用推荐