So when we talk about orbitals in multi-electron atoms, they're actually lower in energy than the corresponding h atom orbitals.
它们的能量实际上,比对应的氢,原子轨道要低。
multi-billion dollar industry in Nashville, behind LA, Los Angeles,
几十亿美元的乡村音乐产业,仅次于洛杉矶
We started talking about these on Wednesday, and what we're going to start with is considering specifically the wave functions for multi-electron atoms.
我们从周三开始讨论这些,而且我们将要以特别地考虑,多电子原子的波函数,为开始。
So the teachers can create the system which is multi-dementional in these purposes and take full advantage of the technology without jeopardizing all the different dimensions of learning.
所以,老师可以建立,多种传统目标融合教育,充分利用技术,而且不会损害,学习的不同方面。
So each of these complex, multi-layered sources in each one of them you can find different layers each one possesses its own emphases, its own agenda, its own perspectives. Sometimes they complement one another.
因此每一个复杂多层次的来源,你可以在每一个中找到不同层面,每一个都有它要强调的东西,它自己的安排,及它自己的视角,有时候它们相互补充。
And this is the energy level diagram for multi-electron atoms.
看一下能量级图表中,多电子原子的部分。
During development of the embryo it goes from being a single cell, the fertilized egg, to being a multi-cellular organism with billions of cells in it.
胚胎的发育,始于一个单一细胞,即受精卵,直到形成一个以十亿计数量的细胞构成的,多细胞有机体
And that, I think, we have to understand as being because of his function in the situation, namely there is a multi-city invasion of Troy being carried on by these Mycenaean Greeks.
基于这个问题,我们先要明白,他的地位以及所起的作用,许多迈锡尼的希腊城邦联合起来,对特洛伊发起进攻的时候
So it could be that they think that this is actually-- they haven't understood the experiment and they think this is a multi shot game, not a one shot game, good.
可能是这些人觉得这是,他们没有理解实验的目的,他们认为这是多次博弈而不是单次博弈
One of the main difference is is that when you're talking about multi-electron orbitals, they're actually smaller than the corresponding orbital for the hydrogen atom.
其中最主要的区别之一,是当你讨论多电子轨道时,它们实际上,要比对应的氢原子轨道,要小一些。
So, one we finish our discussion of how we think about multi-electron atoms, we can go right on and start talking about these other things.
一旦我们结束了,多电子原子的讨论,我们马上就可以,开始讨论这些问题。
And once we do that, we're actually going to move on to multi-electron atoms.
在这之后,我们就可以继续多电子原子的内容。
So people were dying of old age and that was really heart disease that was killing them they just didn't know, so it's multi-factorial and we'll talk about that.
老死的人实际是死于心脏病,只不过人们不知道这一点罢了,这是个多因素的问题,我们以后会进一步探讨
In this brief presentation, I want to tell you about Star Festival. Star Festival is a multi-lierd program which we created at MIT, myself and a large team of people who work on different parts of the program.
在这个演示中,我会告诉你们,关于“七夕“项目的一些东西,它是个合作项目,是由我们这个大团队在麻省理工学院创建的,团队人分管项目的不同部分。
So, let's take a look here at an example of an energy diagram for the hydrogen atom, and we can also look at a energy diagram for a multi-electron atom, and this is just a generic one here, so I haven't actually listed energy numbers, but I want you to see the trend.
所以让我们来看看,一个例子氢原子的能量图,我们也可看看一个,多电子原子的能量图,这是一个普通的图谱,我没有列出能量的数字,但是我想让你们看这个趋势。
A kind of consequence of this is if we're thinking about a multi-electron atom, which we'll get to in a minute where electrons can shield each other from the pull of the nucleus, we're going to say that the electrons in the s orbitals are actually the least shielded.
这样的一个后果就是,如果我们考虑一个多电子原子,我们等会就会讨论到它,电子会互相,屏蔽原子核的吸引,我们说s轨道电子,更不容易被屏蔽。
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