Why do you have confidence putting it in contact with one of the most important organs of your body?
为什么你对它有信心,让它接触,你身上最重要的器官
Why do you go to school?, "To have friends or to eat good food." you know.
你问他们“为什么要去上学?”他们回答往往是“交朋友或者吃好吃的”。
so why do you have the second chapter of this book retell the same story that the first chapter of the book told?
为什么一本书的第二章,要重复一遍第一章说过的故事?
Why do you have these different kinds of responses?
为什么你会有各式各样的免疫反应呢
Usually when you know why it's not working, it's obvious what you have to do to make it work.
通常你明白了出错的原因后,很明显你必须让程序正常运行起来。
Why 5,040, you may ask;do we have any mathematicians among us who will give me a quick answer to that?
你会问为什么是五千零四十个呢,在座的有没有数学家能快速给出答案
You might have trained yourself to do that and then maybe-- there may be cultural reasons why you like broccoli better then Haagen-Dazs lets say.
你可能已经训练自己去做这些,可能出于文化原因,你喜爱西兰花甚过哈根达斯
The reason why I do put them up is so that you have the opportunity if you want to see it again or if you have to miss a class.
我之所以把资料放在网上是为了,让你们可以重温或者学习错过的课程。
Why do we have this periodicity when you take history courses?
为什么我们上历史课的时候会有一个一个时期
So they thought, "Alright, if the company is so great, if we have such a bright future, why you don't do a better job for your employees than the other Internet companies?" It was a tough call for me.
于是他们觉得:“如果百度真这么好,如果前景真的如此光明,为什么不能在员工待遇方面,做得比其他公司更好呢?“,那时我感觉左右为难。
Why do you have four different chapters of this book, all telling the same story?
为什么一本书要有四个不同的章节,来讲述同一个故事?
Yeah, so you're asking, if for example, why do you need a booster of tetanus, because if I get exposed to tetanus wouldn't I have this rapid response?
所以你会问,举个例子来说,已经感染过破伤风杆菌的人,为什么仍然需要接种破伤风疫苗,身体不是应该马上对该病菌做出应答吗
Now, why do you need a cell mediated immune response if you have an antibody response?
为什么你还要有细胞免疫反应呢,你已经有抗体应答了啊
I mean, you grew up in an age when computers were blazingly fast, and have tons of memory, so why in the world do you care about efficiency?
我的意思是你们是伴随着,计算机快速发展成长的,计算机都有这么大的内存,那还在乎效率干嘛呢?
The question was, if you didn't hear, why do I have two equal signs?
这个问题是,如果你没听到问题的话,我为什么要用两个等号呢?
Now you might wonder, why do we have dictionaries?
现在你们可能会有疑惑了,我们用字典来干什么呢?
We'll talk about some chemistry today, what DNA molecules are like, why they have the behavior that they do, and you need to understand this in order to understand how you manipulate DNA.
今天我们会谈到一些化学结构,比如DNA分子的形态,它们为什么会以这种形态存在,你必须先掌握这些,才能理解如何操控DNA
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