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So if in fact I wanted to make sure this was a number, I should have done something like either try and convert it to a number, which of course failed here, or put in a check to say where it is.
因此实际上如果我想确保,这是一个数字的话，我们的课程上的代码,在这里失败了，你或许应该在这里，放一个检查的东西。
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but I've really enjoyed what I have done so far.
但是我很享受目前为止所做的事。
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Could I have a show of hands of people who are planning to buy the text but haven't done so yet?
你们能举下手吗，那些,正打算买书，但还没有买的同学？
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So one of the things that we've done for a while now is, we have this thing called Director Day.
所以我们一直在做的是，设立董事日。
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We had this displayed in the hallway, so when it was Parents' Night, the kids were pretty proud of what they have done.
我们把它们展示在走廊里，这样一来，到家长日的时候，孩子们都格外为自己的作品自豪。
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Have they done well? If so, you would say, "Well, they've been investing money over a number of different years.
怎么来评价他做的怎么样,你可能会想,他把钱投资在,不止一年的期间里
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So we have 4 plus 5, but we're actually not done yet, because it's c n minus, so if we have minus, we actually have an extra electron in our molecule.
我们有四个加上五个，但是我们实际上还没做完，因为这是个负离子，所以如果我们有这个负号，那么我们的分子实际上还有一个额外的电子。
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I could have done this in another way but I am going to just be extra deliberate so I make sure that this copy ends with back slash zero and voila, now, I have a copy.
我可以用另外一种方式来处理,我确保这个拷贝由反斜杠0结尾,那样，现在我得到了一个拷贝。
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So what have I done? We've now generalized the idea of iteration into this little pattern.
我们刚刚学到了什么？,我们现在已经在这小小的模式中。
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So tell me about. You have done music, where do these things intersect for you?
那么，你已经做过音乐和，艺术，这些事情的交叉点在哪里呢？
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So what some scholars have done is create this word "proto-orthodox."
所以有些学者,造出了“原始东正教“这个词“
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The list of athletes that have endorsed some of the food companies or done marketing for them, so the William sisters, the great tennis players have done fast food companies.
为食品公司做代言或者,为食品公司进行营销的运动员有,威廉姆斯姐妹,著名的网球运动员,她们为快餐公司代言
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Would be-- These would have been aristocratic republics at this stage of the game, and so there would have been a council of nobles that would typically have done it.
就是,这种制度,是贵族共和国的产物,所以拥有这一权利的,应是贵族议会
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So what have we done so far?
目前为止我们学到了什么呢
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So that's what Socrates should have done.
所以这些是苏格拉底需要做的。
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If you take newborn babies-- It's very hard to do research with newborn babies actually because of the consent procedure and everything, so most of this work is done in France, where they have no laws at all.
如果你去找些新生儿,由于知情同意书以及其他的问题,研究新生儿实际上是非常困难的,因此大部分的研究都是在法国进行的,因为法国并没有任何与此有关的法规
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One is the processing has already been done so the introns are already out, so you don't have to figure out what's exon and what's the intron, it's already done for you.
一是DNA已经过处理,内含子已经没有了,你不用分辨哪些是外显子哪些是内含子,这些都已经帮你做好了
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The examples we've done so far have been pretty straightforward, so we haven't needed to use formal charge to make this kind of decision.
我们之前做过的例题,都是非常简单直接的，因此我们还不需要,用形式电荷来做这种决定。
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OK, so what have I done? I just added a little bit more now. I'm now running through a pair of loops. Again notice the encapsulation, that nice abstraction going on, which is what I want. Once I get to this stage though by the way, there might be more than one solution.
我现在运行了一对循环,再一次注意这个封装,抽象得很好，这就是我想要的结果,我按这种方式走到这一步的时候,可能会有多组答案。
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And we've been working with them What I will call it prototype; we have not yet done a complete project. But I wanted to show you some pieces of this on slides. So one of the things we've done is create a searchable archive.
我们与他们合作,我称之为草案，我们还没有完成一个完整的项目,但我想给你们看一些幻灯片,我们做的其中一件事就是,创建一个可搜索的档案馆。
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We're also posting a practice exam for you to take, so after you're completely done your studying, it's good to have everything done before you take the practice exam, and then sit down just with this sheet here and your calculator, and ideally a timer, and make sure you can do the practice exam in the allotted amount of time.
我们还将给出一份模拟试题，因此在你完全复习好之后，最好先复习完,再做这份模拟试题，坐下来,只拿出这张表与计算器，最好还有个计时器，确保自己完成模拟题,在规定的时间内。
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So that is really the design for the activity that we have been pursuing since dean done this convened educational technology task force in 1999.
这就是该活动的构思,自从1999年院长建设,教育技术队伍以来,我们一直在追求该目标。
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