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"Something has made that last leaf stay there to show me how bad I was.
VOA: special.2009.08.01
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unless it has really good quality or I think it's going to last me for a really long time.
除非它真的质量很好，或者我认为我真的会用很久。
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And again, this points out something I wanted to me-- I mentioned last time, list can be heterogeneous, in the sense that the elements can be multiple different types.
这儿又指出了一点我想要告诉大家的,我上节课也提到了，就是数组是多相的,也就是说元素可以是多种类型的。
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"I had hoped for more," "Certainly the tone was nice, but it just did not seem to me that on the issue of policies he really learned a great deal in the last couple of week.
VOA: standard.2010.01.28
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So, let me go back to what we talked about last week and illustrate that a little bit more closely.
让我们回到上周所讨论的问题,并且通过例子来进行具体讨论
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Now as I did last time, let me put in two axes to make the picture a little easier to draw.
和我上次做的一样,画两个纵轴来帮助我们作图
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I left out the noble gases here because they do something a little bit special, and actually, I'm going to give you one last clicker question today to see if you can tell me what you think noble gases do.
我并没有把稀有气体算在里面,因为它们的电子亲和能有点特别，实际上，我将会把这作为今天的,最后一个选择题，来请大家告诉我,你们觉得稀有气体电子亲和能应该是怎样的。
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Remember what range does, it gives me a set or a collection or a tuple of integers from 0 up to 1 - is the last value, so it's going to give me everything from 0 up to the total number of heads.
我将要在这个循环范围内加上鸡的数量,记住循环范围的目的,它给了我一个从一开始的整数集合,或者数组,这是最后的值。
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And that was really interesting to me. So ? I want to...-Have you studied in sociological course last month? -Oh, some one. -All right.
我对异化很感兴趣，所以,我想……，-你上个月学过社会学吗,学过一些，-好的。
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Now, let me just make the last point I want to make about this, and that's that because language is material, it has form, it has both closedness and possibility, it's susceptible to the workings of craft, it's also unpredictable. Tosses mobius strip on floor.
让我说关于此事的最后一个观点吧，正因为语言是物质的，它有固定模式，它没有尽头又充满可能，它易受,工艺品的影响，它同时也是不可预知的。
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to make sure that it's going to be a comfortable pair of shoes that last me a long time.
来保证这双鞋很舒服而且可以穿很久。
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That seems to me to be prejudice, as I said last time.
以上的想法在我看来,是一种偏见,正如我上次所说
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Okay. So here's a waltz by Richard Strauss not to be confused-- no, excuse me, by Johann Strauss not to be confused with Richard Strauss whom we heard last time.
这是理查·施特劳斯的一首圆舞曲,别搞错了,不对,不好意思,是约翰·斯特劳斯,别和理查·斯特劳斯的搞混了,我们上次听过他的作品
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And when I go to the A-1 Toyota for my service or to buy my new Camry, which I've done every four years for the last two decades, I don't always think of a slave market but it does occur to me that--.
当我去丰田A1店,接受服务或购买我的新佳美的时候,过去二十年中我每四年都会去一次,我不是总会联想到奴隶市场,但我确实曾经那么想过
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That will lead me to use a technique I mentioned again last time, called memoization.
这就使得我要是,用我上次提过的一种技术，也就是默记法。
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So let me expand on that very slightly, and again we did this last time but I want to do one more time. I have to be careful about how I'm actually implementing a list.
我们之前做过了一次,但还是再做一次吧,我得小心的在列表中执行,例如在这个例子中。
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Here's what I do. I change-- oops! Let me do that this way-- I change last to here, and keep first there, and I throw away all of that. All right?
接下来，我来改过来,此时这里是last，first位置没变,把这些都擦掉，好？
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If it isn't, then I'm going to go back around the loop, and notice what happens. If I get all the way around the loop, that is, all the way through that FOR loop and I never find a path that takes me through here, then the last thing I'm going to do is return a pair or a tuple with a special simple number none twice.
如果没有,我会回到循环看看发生了什么,如果我运行了整个循环,也就是整个for循环,我仍没有找到符合条件的路径,那么我最后做的事情就是返回一对,或者一个数组的两次none值。
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