So now that we have enough practice drawing Lewis structures let's talk about actually figuring out this formal charge.

那么现在我们已经做了足够多的画路易斯结构的练习,让我们来讨论一下如何得出形式电荷。

麻省理工公开课 - 化学原理课程节选

I have the skeletal structure written up there, I've written it twice and you'll see why in a minute.

我已经把它的骨架结构画在上面了，我画了两遍，等会你就会知道为什么。

麻省理工公开课 - 化学原理课程节选

In other words, I think of something and that thinking of something corresponds to a sound image that I have ready to hand for it.

现在，我们来想想,一个词和它所对应的声音形象,我已经画出来了。

耶鲁公开课 - 文学理论导论课程节选

And in typical philosophical fashion, I've drawn that story for you up here on the board.

从典型的哲学观点来看,我已经把整个过程画在了黑板上

耶鲁公开课 - 死亡课程节选

I'll leave that up for now but we're moving to that.

我已经画出来了，大家看上面屏幕。

耶鲁公开课 - 金融市场课程节选

That is, until the great archaeological discoveries of the nineteenth and twentieth centuries, which unearthed for us the great civilizations of the Ancient Near East, of which I have drawn a remarkably life-like map ] here on the board: Mediterranean, I always start with the Mediterranean Ocean, the Nile River, the Tigris and the Euphrates.

直到十九至二十世纪,一些重大的考古发现，才让我们了解到,远古近东的文明,我已经在黑板上画了一幅,栩栩如生的地图了：,地中海，我总是从地中海讲起，尼罗河，底格里斯河，还有幼发拉底河。

耶鲁公开课 - 旧约导论课程节选

s plus 1s gives you this oval ellipsoid which is the bonding, and here are the antibonding, and then these are the energy levels that I have been drawing for you.

s和1s上两个电子组成的键合电子成椭圆形,这是成键，这是反键电子，这些是刚刚已经画过的能级,我也给你们画了。

麻省理工公开课 - 固态化学导论课程节选

I'm already showing F23 acting to the left.

我已经画出了 F23 方向向左

耶鲁公开课 - 基础物理课程节选

I have four bonds that are of equal energy, and he called this an sp3 hybrid.

我已经将4个能量相等的键画好了，他把这称为sp3杂化。

麻省理工公开课 - 固态化学导论课程节选

So, let's go ahead and make sure we can draw that, if we have interest either in the area of organic chemistry or biochemistry or biology here.

那么，让我们来确认一下我们已经学会怎么画了，如果我们对有机化学,生物化学或者生物学中的任何一个领域感兴趣的话。

麻省理工公开课 - 化学原理课程节选

while we do, in fact, have the wave function plots up here.

这里已经画了波函数，但看这些图时一个关键的地方。

麻省理工公开课 - 化学原理课程节选