In three-dimensions, it could even be a saddle point.
在三维空间中,它甚至可以是一个鞍点。
If there are no trails, you are much easier to be seen on top of a hill, and you may even spot a highway, or a railroad from this point.
如果没有这种路,在山顶上你也更容易被发现,甚至可以从山顶看到公路或者铁路。
A lawyer made the same point, "Although I had no background in law—not even one political science course—I did well at one of the best law schools."
一位律师也提出了同样的观点:“虽然我没有法律背景——甚至没上过一门政治学课程——但我在一所最好的法学院里表现得很好。”
Russell says Vilks may have gone too far in making his point about freedom of speech, but those allegedly involved in a plot against him are even more misguided.
VOA: standard.2010.03.20
And even though he could figure out that this wasn't possible, he still used this as a starting point, and what he did know was that these energy levels that were within hydrogen atom were quantized.
这是不可能的了,但他还是以此为出发点,他知道,氢原子的这些能级,是量子化的,而且他也知道,我们上节课所看到现象。
So even though we see a nodal plane down the center, I just want to really point out that it's only when we have a nodal plane in the internuclear or the bond axis that we're calling that a pi orbital.
虽然在中间有个节面,我想要指出的是,只有节面在核间轴,或者键轴上时,我们才叫它π轨道。
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