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He had a tube with electrodes potted in it filled with atomic hydrogen. And by applying a voltage, he was able to get the gas to glow.
那是个装满了氢原子并含有电极的管子,通过增加一个电压，他让气体燃烧起来了。
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A lot of people complain about the tube. They say that, you know,
很多人抱怨地铁。他们是这么说的，
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Ask somebody, "What if you took a tube and you squirted water through it?
当问到,"要是你拿一根管子,向里面注水,让水喷出来
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It is a glass tube. He wants to narrow the light so he puts a couple of slits here.
这是根玻璃管子，他想要减少光的发散,所以在这里开了几个口子。
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Let's imagine, as he says, human beings as if they were in a sort of laboratory test tube.
让我们设想,人类就像生活在实验室的试管里。
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In fact you do not have to kill any animals for this kind of research because we do everything in a test tube.
其实，做这种研究,你根本用不着杀害任何动物,因为试验都是在试管中进行的。
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Look out!" Some ten paces away Lolita through a glass at a telephone booth, membranous god still with us, cupping the tube confidentially, hunched over it, slit her eyes at me, turned away with her treasure, hurriedly hang up and walked out with a flourish.
注意！“十步开外洛丽塔透过电话间的玻璃正用手,握着话筒，万分信赖的说着什么，她的目光扫到我，拿着她的宝贝转过身去，急忙挂上，一个戏剧性的夸张动作，走了出来。
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You put this chromosomal DNA or this DNA that you're interested in, double stranded into a test tube.
你把这个染色体DNA,或者你感兴趣的双链的DNA,放进一个试管
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This is a glass tube. There are some feedthroughs here to allow electrodes to be potted.
这是个玻璃管，这里有些引线,可以使电极被射击。
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Let's take a look inside that tube. Let me redraw it.
我们来看看管子的内部，再重新画张图。
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We have come a long way from the gas discharge tube to the heavens.
我们在从气体放电管到,世界还有很长的路要走。
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And if I evacuate it, I have a cathode ray tube.
如果我对其抽真空，我会得到一根阴极射线管。
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And this was a tube at low pressure.
这是一根低压条件下的试管。
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You have a tube, a transparent--a tube--a hollow tube, and at the top of the tube you throw a ball through so it whips through the tube and it comes out.
用一根管子,一根透明中空的管子,从管子最上面,你丢进去一个小球,小球迅速穿过管子,飞出来
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This tube, this hollow tube, which food passes through is made up of many, many epithelial cells which directly abut one another and would be a flat sheet except that it's rolled up into a tube.
这个管道,这个中空的管道,食物可以穿行其中,而它就是由许多许多上皮细胞构成的,上皮细胞一个连着一个,形成了一个平坦的细胞层,但实际上它们还在肠管中卷成管状
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Let's look at the energetics of one of those electrons crashing into a hydrogen atom inside the gas tube.
我们一起来考察一下,其中的一个电子的能量,在阴极射线管中,撞击到氢原子上。
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