If the whole atom were the size of this theater, its nucleus would be like a speck of dist. Yet the nucleus contains almost all of the atom 's mass.

如果把整个原子的尺寸看成电影院大小，它的核则如同一粒灰尘大小，然而原子的质量几乎全部集中在原子核。

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We are committed to opening the Chinese market to U. S. businesses of all size and scale.

我们将会致力于为美国所有规模的企业打开中国市场。

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All market size estimates reflect U. s. dollars at current exchange rates.

所有市场评估数据均依照目前汇率折合成美元。

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We are expecting to see that it decreases because it's feeling a stronger pull, all the electrons are being pulled in closer to the nucleus, so that atomic size is going to get smaller.

我们将看到它是减小的,因为电子会感受到越来越强的吸引力，所有的电子将会被原子核拉得越来越近，所以原子半径将越来越小。

麻省理工公开课 - 化学原理课程节选

Usually what I want to talk about is what's the smallest size class in which this function grows? With all of that, what that says b is that this we would write is order b.

通常我们想要的是,方法增长时最贴切的描述,也就是说，在这个问题上,算法关于。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, again, it is based on size, it's a little bit less intuitive than the idea of just straining out all of the potassium ions.

因此，这还是以尺寸为基础的，只是有点不够直观,与钾离子挤不进去的图像相比。

麻省理工公开课 - 化学原理课程节选

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