So let's look at one other example that we can then visualize with a fun video of sorts.
让我们看一下另外一个例子,我们可以看到各种各样的有趣的视频。
Yeah, he's one of the big actors I always look up to and with all everything.
对了,他是我一直敬仰的大腕儿之一,还有其它的一切。
So, if you look in chapter one, you will find these definitions for different atomic groupings starting down here with the elements and moving through up through complex matter.
如果你们读第一章,你们会发现不同的原子组的定义,从底下开始有一些基本原理,往上还有复杂的物质。
I know that some people would say yes, shoot up their hands, and they look around in astonishment that no one else is with them.
我知道有人会说没问题,一下子把手举起,看看周围,惊讶地发现只有自己举手。
You just say that arbitrarily this group, the reference group, let's say the group with the lowest weights, or the lowest cholesterol or anything, you say their risk is one, and then you look to see how everybody else's risk is compared to that.
可以随意地设定一个群组,作为参照组,我们可以假设是体重最低的一组,或者胆固醇水平最低的一组或者其他,将参照组的风险设为1,然后就可以比较参照组与其他组的风险
Well, if you look, Sal, after witnessing what it means -what their business is with one another, he looks out, and he sees the world through Carlo's eyes.
好吧,你们看Sal,在见证了这意味着什么之后,-他们的生意彼此是干嘛的,他留神通过卡洛的眼睛看世界。
For the simplest context in which one can motivate a vector and also motivate the rules for dealing with vectors, is when you look at real space, the coordinates x and y.
对于最简单的情况,我们能用矢量,以及相关的规则来处理的,是实空间,x-y 坐标系
And, one other thing that I failed to point out, if you take a look at the energies associated with the outermost electrons, in this case, lithium, you see it's 0.5 megajoules per mole, and then what's the 6.26?
还有另外一点我忘记提到的是,如果你观察离最外层,的电子的能量,在这种情况,对于锂,你可以得到,它是每摩尔0。5兆焦,那么6。26是什么呢?
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