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。
So, if there is one section of the lecture that I went a little too quickly for, you could say, gee, if I could just see that five minutes, you could click on it, zoom into that five minutes, play it a few times, and then say, I still don't know what he's talking about.
所以,如果有那节课,我上得过快,你可以说,天啊,我多希望我能看到那5分钟,你就能点击它,选择那五分钟,播放几次,然后说,我还是不知道他在说什么。
Other people might say, well you know, I'm really an adventurer--I don't care too much about risk-- I want the much higher return.
其他的人可能会说,你知道的,我就是一个投机商我不怎么在乎风险-,我只想要更高的收益。
So, for those of you who have never heard French before, when you hear somebody say, "Je ne sais pas" you could say, "Remarkable!
因此,对于那些从未听过法语的人来说,当你听到有人说,"我不知道",你可能会说,"太神奇了
Right? But he says, "You know what? That is well nigh impossible.
对吗?,但他说,你知道吗,这近乎不可能。
Please don't anybody tell me late - any time after today you didn't know when the mid-term was and therefore it clashes with 17 different things.
所以以后千万别跟我说,你不知道什么时候期中考试,然后还在考试那天安排大一堆事儿去做
"You can't ] because you don't know how to speak.
你不能说,因为你不知道该怎么说,她说道。
So when you're seven you think, "I don't know.
你还小,所以你说,我不知道
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。
Now, I don't know how far back it goes but it must be that in ancient times some people would say, all right you're going to be doing more work or you're contributing more to this enterprise, we'll give you a bigger share of the profits.
我不知道这能追溯到什么时候,但在古时候肯定有人说,好吧,你比别人干得多,你对公司的贡献更大,我们会把收入的大头给你
Then, I was talking it over with another graduate student and he said, well if you want to find out why don't you ask J.R. Hicks?
随后,我和另一位研究生讨到了此问题,他说,如果你想知道,干嘛不直接去问J·R·希克斯
Yeah. You're jumping slightly ahead of me, but basically, I'm done when this is equal to 1 right? Because I get down to the base case, so I'm done when b u is over 2 to the k is equal to 1, and you're absolutely right, that's when k is log base 2 of b.
因为这就是最基本的情况了,因此当b/2的k次方等于1的时候就停止了1,你说的太对了,就是k等于b的以2为底的对数的时候,你们都坐的挺靠后的啊,我不知道是不是我讲的不太明白?
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。
You would see a sentence like "Bill knew that John liked him" and you know, without even knowing how you know, that this could mean that Bill knew that John liked Bill or it could mean that Bill knew that John liked Fred.
你会看类似这样的句子,"比尔知道约翰喜欢他",你都不知道你是如何理解这句话的,但你却知道这句话是在说,比尔知道约翰喜欢比尔,或是在说比尔知道约翰喜欢弗雷德
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