So, it's Newtonian mechanics, and the reason for this is because Newtonian mechanics does not work on this very, very small size scale.
牛顿力学,因为牛顿力学,在这种很小的尺度下不适用,我们说过,牛顿力学。
These are all isoelectronic, they all have the same electron configuration. And we can also think about going back to atomic size for a second.
这些都是等电子的,它们都有相同的电子排布,而,我们还可以再回想一下原子尺寸的概念。
Well, Aristotle and Plato,both sort of theoreticians of the polis each had an idea what's the right size for the perfect polis.
亚里士多德和柏拉图,这两位精于城邦理论的理论家对此各执己见
And if I want to move towers, let's say, size 5, from, to, and spare, there are the instructions for how to move it.
比如说五个吧,从这儿到那儿,中间再经过这个多余的柱子周转,关于怎么移动已经有说明了。
So, the size of the armies for these megalomaniac wars, these dynastic wars between Austria and France and then they changed partners in 1756, and all of this business.
随着战争的规模也日益增大,各国争相扩军,例如法国与奥地利之间的王朝战争,这两个国家在1756年成为盟友,战争也随之结束了
And towards that end to give you a sense of the size of the support structure in place for this course, this is the size at the moment of CS50's staff inclusive of teaching fellows, course assistants, myself, as well as folks who help with our video production and the like.
为达到这一目标,我们让大家了解下这门课的辅助,在CS50进行的时候,有这么多人会给我们提供辅助支持,其中包括教学研究员,课程助理,我,以及帮助我们制作视频的等一些人。
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。
Serfs who are compelled to work the land, or in some places even slaves, well, they have no incentive, put aside the question even of capacity, to invest capital for the purpose of improving the size and quality of the their crops, their trees, their vines.
那些被强迫耕种土地的农奴,或者是那些在其他地方直接成为奴隶的人,刨除能动性因素,农场主们,没有任何理由投资钱财,去改善他们农作物,果树和葡萄,的种植规模和品质
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