But if you say, well, I don't know how to do this, I am not going to bother, don't grade the paper.
但是如果你说,好吧,我不知道怎么做这个,我想麻烦,别给试卷评分。
I know that it bothers you when he doesn't call.
我知道他不给你打电话,你就会生气。
Then he said, "Let me go, for dawn is breaking." But he answered, "I will not let you go, unless you bless me." Said the other, "What is your name?"
那人说,“天黎明了,容我去吧,“但他说,“你不给我,祝福,我就不容你去,“那人说,“你名叫甚么?“他回“
So, for example, there's a magician-- The question is not, could I explain to you how the seance manages to do the amazing things that it does?
比如说,有一个魔术师,问题不在于,我能否给你解释通灵任何,做到这些惊人事情的
I'm taking advantage of the fact that start is going to be a point, and I'm just directly saying, John give me your x-value.
我利用了开始是一个点这个事实,然后我就直接说,返回给我你的x值,因此我不知道。
And for Problem Set 0, too, those of you might think Scratch kind of imploding since I was 6, well then we'll hand you some of these little logic boards which are a variety of real world sensors you can connect to your Mac or PC and push yourself a little further with interactions, with the real world.
对于习题集0也是如此,有些人可能认为从我6岁开始就不怎么用Scaratch了,那么我给你一些小的逻辑板,它们就是各种各样的真实世界的感应器,你可以用它们来连接到你的手机或电脑上去,和现实世界做进一步的互动。
You say no. Actually, I have a better thing, you say, call Larry Paige and tell him he's fired because I realize I own the company.
你说不,我有个更好的注意,给拉里·佩奇打电话,说他被解雇了,因为公司是我的了
If you have any questions, anything that's not clear, if you agree or disagree with something, email me or email your TF and we'll always respond.
如果你有任何问题或不明白的地方,如果你同意或反对什么观点,请给我或助教写邮件,我们一定会回复的。
Now the bases, and you don't need to memorize the structures of these I'm going - I'm describing the whole molecule to you in its molecular detail and then we're going to simplify it down to a version that we can talk about more easily.
现在讲碱基,你不需要记住这些结构,我将给你们详述整个分子,的结构细节,然后我们把它简化为一个模板,使我们更容易讨论
Already from this class if I told you that I gave you energies in some spectrum but they were off by a factor of four, what would you think? Maybe the Z is wrong.
从这节课开始,如果我告诉你我给了你,在某些光谱里的能量,但它们不属于四大元素之一,你会怎么想?也许Z是错的。
But notice what this does. The first thing it does is, it says, let's check and make sure x is greater than or equal to 0. If it isn't, notice what's going to happen. None of that block is going to get executed, and it's going to come down here and print out a useful piece of information, which says, hey, you gave me a negative number. I don't know how to do this.
做的是和以前一样的事情,但是注释它做了什么,第一件做的事情就是,程序说,要去检查并且确信x是大于等于0的,如果不是的话,请注意会发生什么,下面的代码都不会被执行,程序会到这里来然后显示一些有用的信息,信息会说,嘿,你给了我一个负数,我不知道该怎么弄这个了。
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