There is no star where the Morning Star had been or where people have claimed it would be or something.
一颗星也没有,无论是晨星曾经出现的地方或,是人们曾断言晨星会出现的地方
How did you feel after taking the Eurostar, regarding its service and the like?
你坐欧洲之星后感觉怎么样,关于它的服务和其他的方面?
I am not going to be the only party poop here.
我才不要作唯一的扫把星。
So as a first pass, the Evening Star is the first star that's visible and the Morning Star is the last star that's visible at the right times of the year.
在最初,昏星是能看到的,第一颗星,而晨星,是最后一颗,当然是在每年的特定时段
So if we square sigma 1 s star, we flip the amplitude so it's all positive now, but again we still have this node right in the middle.
如果我们平方1s星,我们把振幅翻转所以现在都是正的,但同样在中间有个节点。
This is sigma star with the antibonding orbital that came from 1s, and it is a molecular orbital.
这是sigma星,来自于1s的反键轨道,它是一个分子轨道。
and then by Eurostar and total of 5-hour travel.
然后坐欧洲之星,总共5小时的旅程。
So that's the reason I am taking Eurostar.
所以,这就是我为什么要坐欧洲之星的原因。
So if we talk about the probability density and we write that in, it's going to be sigma 1 s star squared, 1sb so now we're talking about 1 s a minus 1 s b, all of that being squared.
如果我们讨论概率密度,而且我们把它写出来,它等于sigma1s星的平方,现在我们说的是1sa减去,这整体再平方。
So we're going to call this the sigma 2 p x star, or if we're talking about the 2 p y orbitals we'll call this the pi 2 p x star, and the pi 2 p y star.
我们叫这个sigma2px星,或者如果我们说的是π2py轨道的话,我们叫这个2px星,这个π2py星。
And the pi star orbitals result from any time you have destructive py interference from 2 p orbitals that are either the p x or the p y.
星轨道是由于2p轨道的相消干涉,不管是px还是。
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