PROFESSOR BAWENDI: So the question was, for an isothermal expansion, delta u does not change, therefore, The answer is that's true only for an ideal gas.
你的问题是,在等温过程中,内能是否,这只对理想气体成立。
for short...to answer that question, we need to get clearer about: What exactly is it for something to be me?
等等这些问题,我们需要先清楚以下问题,我究竟是什么东西
We now have 77% getting the correct answer, for a very similar question , we only had about 30-something percent on Friday.
我们有77%的同学%,回答正确了,上周五和这类似的问题,只有大概30%左右答对了。
A famous mathematician once said "Every question must have a correct answer " for every question one answer."
一位著名的数学家曾说过,“每一个问题都必定有一个正确的答案,每一个人们所回答的问题“
And part of the reason for putting it up is that I want to, as much as possible, answer that question by separating out the mechanism, which is the computer from computational thinking. Right.
提出这个问题的原因有一部分在于,我想尽量,将计算机与,计算思维分开,来回答它。
Now, that's actually a difficult question to ask-- to answer for a child, but I tried my best to give him an answer.
向一个孩子解释这个问题其实挺困难的,但我还是尽力给了他一个答案。
Well our goal here was to answer that question for people and then hopefully facilitate friends getting together, shopping courses with each other, for each other, picking up syllabi and thus was born what we dub Harvard Courses.
我们的目的就是要解答这个问题,并希望可以使认识的朋友一起上课,选课的时候也有个商量,拿起教学大纲,从而诞生了这门哈佛课程。
In fact, we'll do the whole experiment ourselves minus the radioactivity in just a minute, so we'll be able to answer that question for you.
来算一下,事实上等会儿,我们自己会把,整个实验都做一遍。
So, for instance, I will answer the question "What is the most common dream?"
比如,到时我会对,“最常见的梦境是什么“这个问题,给予解答“
So if you haven't clicked in yet, or if you want to change your answer, keep in mind that you might need to jot down, - for example, a Lewis structure before you can answer this question.
如果你还没有点答案,或者你想改变你的答案,记住你也许需要在回答问题前写点东西,比如画一画Lewis结构,来得到最终。
And in fact, now let me ask those two questions about this piece of code. First question is, for what values of integers-- we're going to assume integers-- but for what values of x does this code terminate? And the second question is, for what values of x does it give me back the right answer?
实际上,让我关于这块代码问两个问题,第一个问题是,对于什么样的整数值,我们会假设是整数,对于x的什么值程序,会最终终止?第二个问题是,对于x的什么值程序,会返回正确答案?
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