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that spiritual sense that the divine is always shrouded around by some Cloud of Unknowing.
那种精神的感觉,那种神圣感一直被某种，未知的云彩所缭绕。
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I'm trying to write these two unknowns in terms of these two knowns and you can solve for them.
我会试着将这两个未知量,用这两个已知量表示出来 这样你们就可以求了
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This made me think of Mississippi Gene too and as the river poured down from mid America by starlight I knew, I knew like mad, that everything I had ever known and would ever know was One.
这又使我想起密西西比的吉恩,以及河流从美国中部倾斜而下的景象，我知道是很疯狂地，很疯狂地同样也有，我发现所有我知道或未知的事都是一体。
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I want to show you how easy it is to change the code. But, notice, once I've added this I actually have a problem. This is now an under-constrained problem. I have more unknowns than I have equations.
我加上这个条件后,我马上面临一个问题了,这就是现在是一个非约束性问题了,我的未知数比方程数多,你从代数中可以知道。
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I could take an unknown gas and put it in and measure it and then say, wow, those are the lines that are characteristic of sodium.
我取一种未知气体，把它放到管里,然后检测它，哇，这些线是钠的特征。
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And sometimes it's a matter of factors that you need to figure out what it is, and maybe it's that there's extra light in the room we don't know about.
而且有时候它是,需要计算的一个因素，有时候这个房间里可能有,我们未知的额外的光。
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I've set these two things equal to each other: I've got one equation and one unknown.
我让两个方程相等,只剩下了一个等式和一个未知数
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Something must have led him to explore strange new worlds, to seek out new civilizations and to boldly go where no man had gone before.
某种东西让他探索新的未知世界，探索新的文明,大胆地到没人去过的地方。
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It is a much scarrier idea than saying I have this, I'm going to do it, I'm going to put it down there as opposed to being open to what may come and being uncertain whether that would be something good enough.
这和，我知道了，我要做这个，我想写这个，这种确定感相比,对可能的结果保持一种开放的心态，不知道,期待能否满足的未知感相比，更挑战一些。
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Are you among those more comfortable, have you taken any computer science, were you programming at the age of 10 but you'd actually like to learn a bit about things you don't yet know and challenge yourself with new content or are you somewhere in between?
你对电脑比较熟悉么，你上过计算机专业方面的课程吗？,你是不是10岁就会编程,来上课的目的只是为了学习未知的知识,或者用新知识来挑战战自我？,还是二者兼有？
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How close they will get remains to be seen.
至于以后关系如何还是个未知数。
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Well let's talk about some mechanisms for using this and I'll start with a simple example of how one can detect a gene in a fluid, in a blood sample for example, where that gene is unknown.
我们来说说这项技术在实际应用中的机制,先从一个简单例子着手,如何在一个血样中,侦测是否存在某段基因序列,某段未知基因序列
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And it is only the creation of the sovereign for Hobbes, endowed or possessed with absolute power, that is sufficient to put an end to the condition of perpetual uncertainty, anxiety and unrest that is the case of the natural condition.
对霍布斯而言,只有给君主，赋予绝对的权力，人们才足以结束,对这漫长的未知的恐惧，和对不安生活状态的疑虑,这才是现有条件下我们该做的。
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And I am not going to take the time to solve it because I think that is a waste of class time, but those are the three unknowns.
但我并不打算把解这几个方程,我觉得那会是浪费课堂时间，但那是三个未知式。
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But what I needed to do this problem was to find these two unknowns.
但我解决这道题需要找到这两个未知量
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So I have three equations and three unknowns.
现在我有了三个方程式和三个未知量。
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The force is not known, but it's the same force.
力的大小未知,但与前一个力大小相等
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That's how by either balancing the unknown force with a known force or by simply measuring the acceleration as I fall towards this podium and multiplying by mass, you can find the force that exerts on me.
我们既可以让未知力与已知力平衡,也可以只测量我冲向讲台时加速度的大小,再与我的质量相乘,都能求出作用在我身上的力的大小
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Do you realize that this is a pair of simultaneous equations in which you can solve for these two unknowns, if you like, in terms of these two knowns and these coefficients, which are like these numbers, 3, 2, 4, and 6?
你们是否发现这其实就是一个方程组,你可以用它来解出这两个未知量,你愿意的话,可以用这两个已知量,和这些系数,比如这些数字,3,2,4和6
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If you do that, you will find there is one unknown, which is v0, and we can solve for v0.
这样就只剩下一个未知量了,也就是 v0,我们就能解出 v0
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Holy Peter holy Allen holy Solomon holy Lucien holy Kerouac holy Huncke holy Burroughs holy Cassady holy the unknown buggered and suffering beggar holy the hideous human angels!
神圣的彼得神圣的艾伦神圣的所罗门吕西安凯鲁雅克,神圣的汉克神圣的宝来神圣的凯萨迪神圣未知的同性恋,受苦的乞丐神圣丑恶的人类天使！
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You can use PCR for fingerprinting as well, for looking in some unknown fluid for example, is a gene that I'm interested in there?
也可以用PCR做生物指纹鉴定,比如在一个未知溶液样本中,里面是不是有我感兴趣的那段基因呢
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So, what we have found out so far, I'm purposely going from x to y because I want you to know that the unknown variable can be called an x or can be called a y.
到目前为止,我们有这些结论,我特地把x换成y,因为我想让你们明白,未知变量既可以写成x,也可以写成y
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There's only one unknown a.
所以只有一个未知量,a
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Take these two equations, put an equal sign between them, replace this PR throughout with X, I'm going to have one equation and one unknown and that even the math phobics in the audience did in high school.
在这两个方程中间加个等号,将这里的Pr换成X,就会得到一个等式和一个未知数,剩下的问题,大家高中的时候就该回做了吧
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And it lies suspended between two plates.
在两个板子之间是未知的。
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So what we're going to do is take the equations for those two lines, so here's one of those equations and here's the other one, set the P in those equations equal to X, I've got two equations in one unknown, I'm sorry, I've got one equation and one unknown.
接下来我们只需要,列出这两条线各自的方程,也就是这个方程和这个方程,把方程中的P换成X,我就得到了两个等式和一个未知数,错了,是一个等式和一个未知数
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