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So there was a good question in Wednesday's class about the de Broglie wavelength and if it can actually go to infinity.
在周三的课上有个关于德布罗意波波长的问题,非常好，就是它能不能到无穷大。
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And part of my journalism class was actually to go visit them and kind of see how they're doing.
我所在的新闻学课上的同学有人去参观过，看他们是怎样运作的。
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And, I will go through the actual line by line derivation not because I want to do derivations in class.
我们要仔细讨论实际的线,和推导出来的线,并不是我想在这节课做推导。
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Cycles that are suggested that you go through and aren't gone through in class also sometimes turn up on exams too, by the way.
顺带一提，那些我建议,你们去推导，而没有在课上,推导的循环有时也会。
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But we've just introduced it, so let's go back to the class notes and explain why this is the correct answer.
但是由于我们刚刚开始介绍它，因此让我们回到课堂讲义来解释一下,为什么这个是正确答案。
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Successive approximation, Newton-Raphson was one nice example, but there's a whole class of things that get closer and closer, reducing your errors as you go along.
逐渐逼近,牛顿迭代是一个很好的例子,随着你不断的时行下去,你会不断的离结果越来越近，逐渐地减少误差。
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I wasn't able to go to the actual graduation ceremony but I was at the class-day ceremony for those seniors to graduating from the religion department. -Right.
额，我没有去成毕业典礼仪式,但我参加了宗教系毕业生典礼,但我参加了宗教系毕业生典礼，-恩。
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Please go get the clicker at the Bass Circulation Desk, and they should have enough everybody in the class.
去巴斯借书处领取表决器吧,应该每人都能领取到一个
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If I went under here and then the people said, "Where the hell did he go? Class is over," that would show a lack of object permanence.
如果我蹲在这里,有人说,"他去哪了,下课了耶",这话就表现出他缺乏客体永存性的概念
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So if you end up not doing well, the moral of the story is not to go running off and dropping the class, but to figure out what you did right, what you didn't do right, how to make the second paper better and the third paper stronger, again.
所以如果你们最终没有得到好成绩，这个课程不是让你们退却或是退课，但是去想想你所做的对的事，和不对的事，和怎么样让接下来的论文写得更好。
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So always amazing to us how we go into the problem, our eye or mind can see one class of solutions, but the math will tell you sometimes there are new solutions and you've got to respect it and understand and interpret the unwanted solutions, and this is a simple example where you can follow what the meaning of the second solution is.
解决问题的方式总能让人惊喜不已,我们的眼睛或思想可以看见一类解,但数学有时会告诉你还有新的解,你不能忽视它,而是解释这些不期而至的解,这只是一个简单的例子,由此你可以理解第二个解的意义
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What I'm going to talk about today is to continue our discussion about what is Biomedical Engineering and go a little bit further and we'll spend about half the class doing that, and then I want to spend the last half of the class talking about some biological structures that are very important and that you might not be familiar with.
今天我们要继续讨论,有关生物医学工程的话题,并且更深入些,这需要花上大约半节课时间,后半节课会讨论,一些非常重要的生物构造,有些你们可能不是太熟悉
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so it's a 250-person class, but we have a group of 50 that we go around with quite a bit.
这是一门250人的课，但是我们组成50人一组一起学习。
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And class size is pretty small if you go up to, you know, advanced level classes.
班级挺小的，如果，你知道，你去上高级课程的话。
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We'll loop back as we go through the class to questions about what's gone so horribly wrong, and more important, from a public health point of view, what can be done about it?
当所有的课都上完后我们会再回头看,到底是什么出了问题,更重要的是,从公共健康的角度来看,如何才能纠正这些错误呢
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Our Rudd Center website, we have recorded a series of Podcasts with people who have visited the Rudd Center and I would urge you to listen to those, and I'll be mentioning these as we go throughout the class.
我们路德中心的网站,我们有一系列对路德中心来访的学者,进行采访的播客,我希望你们能听一下这些播客,在以后的课堂上我也会提到其中的内容的
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I'll cover them of course and go over what I think the key points are, but if I don't discuss the readings in class please don't take that as a sign that the readings aren't important.
我会对其进行讲解,并且指出重点部分,如果有课上没讲到的阅读材料,不要以为这些不重要
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There are a number of different methods that scientists use to see what foods are related to particular health outcomes, and we won't go through all of them but I will -over the course of the class we'll talk about various methods, but I'd like to talk about two primary ones today.
科学家有很多不同的方法,来研究食物与健康的关系,我们不会一一提及但我会,这门课上我们会提到很多方法,但我今天只想说两大重要方法
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OK, so as I said, now I can go off and I could create a different class.
好，正如我所说，现在我可以进行下去,去创建一个不同的类了。
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So, the agenda for this class and the next class is going to go like this.
所以这堂课及下堂课的课程设置,是这样的。
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When you go to sign into the class you will get a copy of this.
当你们登记上这门课的时候,你们会得到一份。
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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。
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We'll talk about those two different approaches as we go through the class.
接下来我们讨论,这两种不同的方法
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I do try to start a few minutes late, but I also have to finish a few minutes early so you can go to your next class.
我已经推迟上课好几分钟了,我还得提前下课,好让你们能赶上下一节课
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And so I'm going to go back to this idea of a class, and let's build the first of these, and that is shown right here on this piece of your handout.
你把半径加到一起,你不会把角度加到一起，你需要再笛卡尔坐标下，进行这个操作,那么我这里在讲的就是。
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OK, I'm going to go back and rebuild the class.
好，这就让我们得去看看,这个看起来很时髦的东西了。
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See this is testing your restraint because those of you who have willpower will stay for the rest of the class, the rest of you will flee the room and go to Starbucks right up on the corner and get something like this.
这简直是在考验你们对食物的抵抗力,因为你们中有意志力的人,会留下听完后半节课,其他人则会飞奔出教室,奔向在转弯角上的星巴克,然后买点吃的
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We're going to talk about the reasons for that as we go along, particularly at the beginning of class next time.
随着课程的进行我们会讲到其中的原因,尤其是下次课开始时
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I want to go on the bridge " where I have to risk my life to get to class."
我要走另外一座桥,我得冒着生命危险去教室“
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When I try and evaluate that expression of greater than, is going to go into the class to say greater than is a comp method.
这个大于的操作符的时候,是到类的定义里去识别，大于是一个比较的方法,那么让我在这里说仔细一点吧。
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