I don't know where any one of them is, but I can tell you on average where any one of them is likely to be.
我不知道它们中单独的个体在哪,但我可以大体告诉你,它们其中一个将是会怎样。
But I can tell that over time,
但我可以告诉你,随着时间的流逝,
I'm going to throw it, or raise it, to use the right term to somebody in case they can handle it, but it's a particular kind of exception I might do something like, remind you I have test.
编译器就要抛出他或者提出它,用正确的描述给某个人来处理,但他的确是一种异常,我来做些类似的事情,告诉你我有些测试。
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 mean, you certainly could make a fortune buying them I mean, I'm certainly not telling you it's not going to work, but I think it's all risk-reward.
我的意思是,你很可能会通过它们赚很多钱,我是说,我肯定不会告诉你说,那一点也行不通,但我觉得高风险才有高回报。
But I do want to tell you this one thing.
但我想告诉你一件事。
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
Already from this class if I told you that I gave you energies in some spectrum but they were off by a factor of four, what would you think? Maybe the Z is wrong.
从这节课开始,如果我告诉你我给了你,在某些光谱里的能量,但它们不属于四大元素之一,你会怎么想?也许Z是错的。
I can tell you the answer, but that's because I've cheated, run the program before.
我可以告诉你答案,但这是因为我作弊了,我之前运行过一次程序。
But for those of you who raised your hand just tell me I mean why do you think--what makes you believe food can be addictive?
但那些举手的同学,请你们告诉我,你为什么觉得食物会上瘾呢
So, summarizing better, assert is something you put in to say to the user, make sure you're giving me input of this type, but I'm going to guarantee you the rest of the code works correctly. Exceptions and exception handlers are saying, here are the odd cases that I might see and here's what I'd like to do in those cases in order to try and be able to deal with them.
所以更好的总结下,断言就是你放在那里告诉用户,保证你输入的是这种类型的,但我能保证剩下的代码运行正确,异常和异常处理做的事,这里有些我能预期的异常情况,并且这里有些情况,我能尝试处理。
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