So, why don't you go ahead and tell me, keeping that in mind, which atom in terms of h c or n would you expect to be in the center of hydrogen cyanide?
那么,请大家来告诉我,并且记住它,你认为氢,碳和氮中哪个原子,应该在氰化氢的中间呢?
you tell them that this is something that needs to happen.
你告诉大家这件事有发生的必要。
I just want to make mention of this in case there's ever doubt, generally parentheses do solve your problem as an arithmetic but do realize this is some lower level details we'll come back to over time.
是想告诉大家如果你对某些式子的前后运算关系不确定,就加上括号,这都是一些小细节,我们以后还是会再提到的。
But I want you to tell me in terms of thinking about formal charge, which Lewis structure would you predict to be the most stable?
但我想让大家告诉我,从形式电荷的角度考虑,你会预测哪一个路易斯结构是最稳定的?
I'll give you four food companies, and tell me which one you think is the world's largest.
我将列出四家食品公司,请大家告诉我你认为,哪一家公司是世界最大的食品公司
It used to be believed, and it's the sort of thing I would-- when I taught this course many years ago I would lecture on-- that neurons do not grow back once you lose them.
人们曾经相信,我在很多年前,教授这门课的时候,会告诉大家,一旦你的神经元受损,它们便无法恢复
The other tip I'm going to give you is any time you see a chain molecule, by chain I just mean many different atoms written out in a row.
我要告诉大家的另外一个小窍门是,每当你看到一个链状分子,链状的意思是说很多,不同的原子写成一行的形式。
And on Friday in class, at the beginning of class, I'll go over just in all the detail you could possibly imagine everything you need where it is, what you do, what kind of calculators you can bring, which by the way are any calculator.
在周五那节课开始的时候,我会详细地告诉大家,你们所能想到的,在哪考,你要做什么,什么样的计算器可以带,顺便一提的是,什么样的计算器都可以。
So, how many distinct, so again, we're talking about distinct kinetic energies, a spectrum for the element hafnium, 72 and I'll tell you here that it has a z of 72, so you don't have to spend two minutes searching your periodic table.
好,有多少分立的……还是一样,我们讨论的还是不同的动能,铪元素的光谱中出现,而且我来告诉大家铪的原子序数是,这样你就不用因为在元素周期表中找它,而花费两分钟的时间了。
Again, I'm not expecting you to remember all the details of this but I'm going to show you this-- when you put all these things together, it's called the metabolic syndrome, and I'll show you some data on its impact on health.
同样的,我不要求大家记住这些细节,但我要告诉大家的是,当你把上面这些症状加在一起,这就是代谢综合征的表现,给大家看一些代谢综合征影响健康的数据
But at the end of the day, the point of the slides is not to expect you to now go write programs in C but really to just remind you that, hey, if you ever get distracted from some of the minutia that is the semicolons, parentheses, and what is very new to many of you, it's really no different than the fun and games we implemented with Scratch last week.
但是最终,我们课件上讨论的主题,并不是让你现在就写一个C语言的程序,而是要告诉大家不要你被那些分号括号,还有一些从未见过的符号等一些细节搅得心烦意乱,因为它们本质上,和我们上周用Scratch做出来的游戏,并无区别。
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