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Roughly equal in mass to that of the proton.
大概等于质子的质量。
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in order to be able to distribute it on a mass scale. You needed a company of, with a lot of capital,
为了能够大规模发行。你需要一个有很多资金的公司，
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It is a double column, You can see, it starts with hydrogen and goes to mercury in ascending order of atomic mass.
双纵栏，你们看到，从氢开始,然后到水银，按原子质量的升序排列。
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And in terms of equations that we use, it's sometimes easier to plug in the fact, since momentum is equal to mass times velocity.
在我们使用方程这方面，事实上有时是很容易代入的，因为动量等于质量乘以速度。
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Just this watery mass again. So it's creation undoing itself in some of the descriptions, as opposed to just heavy rain.
又变成了一个大水球,这里是自我毁灭，而不是毁于倾盆大雨。
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But the acceleration it produces on the elephant and on the mass, are in an inverse ratio of their masses.
但这个力使大象和物体产生的加速度,与它们的质量成反比
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It's this - its cells in this region here, this inner cell mass that that's the source of embryonic stem cells, cells from inner cell mass here.
就是这个,在这片区域的胚胎细胞,即内细胞群,而胚胎干细胞的来源所在,就是源自这里的内细胞群
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We'll run about thirty seconds over as we listen to the "Lacrimosa" Out of the "Dies irae" Out of the Requiem Mass of Wolfgang Amadeus Mozart written in Vienna 1791.
我们要多听三十秒,《末日经》里的《落泪之日》,沃尔夫冈·阿玛迪乌斯·莫扎特的《安魂弥撒曲》,写于1791年维也纳
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So in June of this year, they made massive cuts on the mass transit, huge cuts.
今年六月份，他们削减了大量的公共交通，规模非常大。
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What do you think of the mass media in New York?
你对纽约的大众传媒有些什么看法呢？
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Furthermore, the electron has a very tiny mass in comparison to that of the overall atom.
进一步，电子的质量很小,相比于整个原子。
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And we don't put the mass of the electrons because they are so light in comparison.
我们不能得到电子的质量,因为它们相较起来太轻了。
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Mass of an object is how much it hates to accelerate in response to a force.
物体的质量,反映了物体在力的作用下加速的难易程度
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Further down the line, for example, in the blastocyst I talked about before, we could obtain cells from this inner cell mass or this cluster of cells that becomes the embryo.
沿着这条线看,举个例子,就是我之前提到过的囊胚,我们可以取一些内细胞群的细胞,这种能成为胚胎的细胞群
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That quantity in parenthesis, I have a mass which is a positive number. Something raised Something raised to the fourth power has got to be positive.
顺便说一句,质量这个量是个正数,四次方的值,肯定是正数。
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Most of chemistry has gone SI so every mass should be in kilograms.
大部分的化学遵守国际单位制,所以质量的单位应该是千克。
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