I can take you and immediately start designing batteries, because we need ions in motion, we need small ions in motion.
我可以从此让你快速起步设计电池,因为我们需要能运动的离子,我们需要能运动的小型离子。
train helps me relax, and then I can, you know, read a book or whatever, so.
火车让我放松下来,然后我可以,你知道,看点书什么的。
And the reason I want to show you this is to notice that the recursion can be doubled.
如果我来写斐波那契数列你可以看看这儿,原因是我想让你看看这部分的递归可以翻倍。
And so if you are a bit of a geek and would like to play net/aces with this you can go to cs50.net/aces and I don't think Willie will give it to you to keep but you can borrow and play for some amount of time in exchange for some feedback on it.
所以,如果你有兴趣并想玩玩这个,那么你可以访问cs50。,但是我觉得Willie不会让你保管它,你可以去借,然后玩一段时间,但作为交换条件,你需要反馈一些意见。
You don't have to tell me if you are uncomfortable.
要是这会让你不自在的话,可以不用跟我说。
I could run away from you. I could turn my head or I could blame you for causing me this misery.
我只要走开,或者不看你就行了,或者我可以怪你让我也感到痛苦。
You don't have to tell me if you're uncomfortable.
要是这会让你不自在的话,可以不用跟我说。
Scratch So, we looked last week at Scratch, very briefly, but hopefully you found if you've dived in already that the interface is fairly intuitive and it really just allows you to implement ideas that you conjure up in your mind.
我们上周非常简略地提到了,不过我希望你们热切的投入了进去了,那个界面是相当直观的,相信我,这真的可以让你实现你,大脑中的构想。
And I can obviously do the other direction which is I can say skip to index 2 and all the remaining pieces. This lets me slice out, if you like, the front part or back part or a middle part of the tuple as I go along.
很明显我可以从索引2开始切片,所有剩下的元素,这可以让我2,如果你喜欢我这么说的话,取得元素的前面的或者后面的,或者中间的部分。
Typically, these are recent imaging methods like CAT scan and PET scan and fMRI which, as I said before, show parts of your brain at work.
通常是应用现代的成像技术来进行研究,比如电脑断层扫描,正电子发射断层扫描技术,以及功能性核磁共振成像,正如我之前所说,这些技术可以让你看到大脑的活动区域
I'll even tell you what it is ahead of time.
我甚至可以让你预先看看是哪些话。
All right. If you flip to the second side of your handout, you'll see that I have a piece of code there, that does this-- let me, ah, I didn't want to do that, let me back up slightly- this is the algorithm called search.
你可以看到实现这个功能的代码,让我,额,我不想这么做,让我们回来一点,这就是命名为search的算法-,我们来看看这个算法吧。
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