No, OK and that's correct, because each photon of light actually has more energy than is needed to eject an electron.
没有,好,对了,因为每一个光子实际上,都有更多的能量去逐出一个电子。
Ok, well... I actually, I've only been on two dates on "OkCupid".
好吧,其实我也只是在OkCupid上相过两次亲。
OK. The process of writing is exercising both halves of your brain, and it's actually helping you learn, and so taking notes is really valuable thing.
好的,记笔记的过程同时锻炼了,你的左右脑,而且实际上帮助了你的学习,所以记笔记真的是一件特别有价值的事情。
OK. So let's actually go to a clicker question now on radial probability distributions.
好,让我们来做一个关于,径向概率分布的题目。
OK, now we actually would like to simplify this or to write this in terms of not the volume change, v2/v1 but the pressure change. So, we have V2 over V1.
接下来我们将要把问题简化,不用体积变化来描述,而改作用压强变化来描述,现在我们有。
Anything actually. -Ok.
我觉得都可以。
OK. Now, having said that, and I've actually got a subtlety I'm going to come back to in a second, there ought to be a better way to do this. OK?
我们已经明白了一些,一会儿要讲的微妙之处,应该有更好的方法对不对?,应该有更好的思路的?
OK. So this is, in fact, log. Now, having said that I actually snuck something by you.
就是对数次,我已经教给你们一些。
OK. What happens if you actually have something that's both syntactically correct, and appears to have correct static semantics, and you run it?
好,当你的代码语法,没错误,并且也有正确的静态语义,你去运行它的时候会发生什么呢?
OK, now, if I actually do this, and I'm going to show you the example, I just, what did I type over there, I got p was a c point.
传入了其他的参数,好,现在,如果我,实际上要做这个的话,我要给大家看个例子。
Which is actually of real value to me here as I use that. OK. Yeah. Question.
这正是对我是用这个函数最有价值的地方,有什么问题吗。
OK, I can certainly print out strings, but I can actually add strings together, and just as you saw, I can multiply strings, you can kind of guess what this is going to do.
当然我可以显示字符串,但是其实我还可以令字符串相加,如你所见到的,我可以令字符串相乘,你们可以想想答案是什么。
OK. The other thing I want to say here, is that this style of program we just wrote is actually a very common one. And we're going to give it a nice little name, often referred to as exhaustive enumeration.
好,另外一件我想说的事情是,刚才我们写的代码的风格,是非常普通的,我们会给这个风格一个名字,通常是被称为详尽的列举。
OK.Let's look at the code-- actually, let's test this out first before we do it.
因此我已经添加了,就像Guttag教授做的那样-啊,应该这么说。
OK, you've actually seen exceptions a lot, you just didn't know that's what they were, because exceptions show up everywhere in Python. Let me give you a couple of examples.
好的,你们实际以及看过很多异常了,你就是不知道这些是什么,因为异常在Python中随处可见,我给你举些例子。
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