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Under some conditions, these particles may grow larger and form solid pieces of ice,or hail.
VOA: special.2010.01.05
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And, these particles are of extremely high energy, very, very high energy.
这些粒子具有，相当相当高的能量。
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They count where these particles hit the screen.
当粒子撞击到屏幕的时候就记录一次。
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These extremely small particles are believed to be linked to comets.
VOA: special.2009.01.20
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So, this is exactly how Rutherford did discover that these particles were present and made this new model for the atom that we now know has both a nucleus, and we know the size, and also has electrons.
他提出了一个,新的原子模型,这里面有一个原子核,和一个电子，原子核的尺寸是知道的。
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These crystals grow from water particles in cold clouds.
VOA: special.2010.01.05
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So as the particles on the disk that get the current in the read/write head moving put together millions of these magnetized segments and you've got a file.
通过读写头你就可以得到每个粒子的极性,如果把这些上百万粒子的信息,汇聚要一起就够成了一个文件。
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These can be sulfate,nitrate, ammonia,sodium chloride and if these are small particles they can be dangerous because if they are inhaled they can reach the lungs."
VOA: standard.2010.04.16
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These very small particles are able to specifically recognize certain kinds of cells.
这些微小的小颗粒,可以识别特定种类的细胞
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And, he worked for a little less than 10 years at McGill where he did more work on these particles that radiate from radioactive elements.
他在McGill工作了将近10年,在McGill期间做了更多的,关于放射性元素的放射性的工作。
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A little bit. Yeah, so it was later named corpuscles that these particles were, in fact, electrons, and that's what they are. J.J.
不过猜的很好,他叫它们，有人听说过corpuscles吗？
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And, so the experiment was to bombard the foil with these alpha particles, and that measure what happens to them.
因此用这些阿尔法粒子,去轰击金箔，将会发生什么事情呢。
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So, we know now that we have charged particles. Are these negatively or positively charged based on this evidence?
弯曲的角度,现在我们知道,阴极射线是带电粒子,但从这个实验？
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Alpha particles are these helium nuclei, and they are the result of radioactive decay.
阿尔法粒子是氦核，它们是放射性衰变的产物。
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it's this paper mend with a plastic cover and there's all these black magnetic particles here.
它是用这种纸以及一种塑料覆在上面,这里还有一些黑色磁性粒子。
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And so these are the subatomic particles that we have to contend with.
这些是亚原子粒子,我们需要对付一下。
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After that, we'll move on to matter as a wave, and then the Schrodinger equation, which is actually a wave equation that describes the behavior of particles by taking into account the fact that matter also has these wave-like properties.
之后，我们会转移到物质，是一种波的话题和薛定谔方程，薛定谔方程是描述粒子,在考虑物质的波动性质后,的行为的方程。
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These released particles can now go on and infect neighboring cells, they can travel in the bloodstream to infect cells at a distance and the virus spreads throughout a multicellular host.
这些释放出的病毒颗粒,可以继续感染邻近的细胞,它们可以随着血流去感染远距离的细胞,于是病毒可以在多细胞宿主体内全面扩散
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PROFESSOR: Yeah, that's right. So, what we have here, cathode rays we now know are negatively charged particles. And, in fact, he named these negatively charged particles. Does anyone know what he named them? No, not electrons - very good guess. He named them corpuscles.
学生：负电，教授：是的,我们现在知道，阴极射线是带负电的粒子,实际上他还给这些,带负电的粒子去了一个名字,有谁知道叫什么吗？
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And what was known about alpha particles at the time is that they were these charged particles and that they were very heavy.
当时对alpha粒子的理解,是它们是带电的而且非常重，有谁知道的,比Rutherford时代的多吗。
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