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And the solution to this equation looks like this where it is written in terms of a quantity called a wavefunction.
这个方程的解法是,看起来像是写成数学符号就是,波函数。
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if we can't think what system it belongs to, that's tantamount to saying we really don't know what it is.
我们就不知道它从属于哪个符号系统，我们就不能认识它了。
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I like to see coalition station push out information through signals or internet increasingly in pushing out information follow the coalition model.
之后我们会看到信息,以符号的形式传播出去,互联网也逐渐,通过联合模式推动信息传播。
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And human language uses this amazing trick described by Ferdinand de Saussure, the great linguist, as "The arbitrariness of the sign."
人类语言使用这些,被语言学家费迪南德·德·索绪尔,称之为"符号任意性"的神奇把戏
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If you've got four measures and different symbols, you're clearly subdividing the beat but hearing that as the beat.
如果你听出了四个小节并写出不同的符号,你就是将拍子细分了,并把细分后的当作了节拍
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If you give a sign, on top of the number, that takes care of all ambiguity in one dimension.
如果你在数字前加一个符号,就把一维运动的所有的歧义解决了
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You always want to check your signs at the and because it's so easy to get the sign wrong, and I was hoping that it was right here because I wasn't sure, but it turned out to be right.
我们完成计算时，一定要记得检查符号,因为很容易弄错符号，刚才我就不太确定,是否弄错了符号，检查发现没有问题。
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It's also important, once we start talking about molecules, to have a way to represent them, and also to be able to look at a shorthand notation for a certain molecule and understand what the bond is.
还有很重要一点是，一旦我们开始讨论分子，我们需要有一种表示它们的方法，而且能够从中看出,某些分子的简化符号，并得知键的类型。
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Now, we concluded last week at looking at sorts and efficiency, some new notation called asymptotic notation and we'll continue that story today.
上周我们着眼于排序和效率问题，并提出一些渐近线的新符号,今天我们将继续讨论相关内容。
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And this is given the value the notation Avogadro's number we call it.
那个值的符号为,我们把它叫做阿伏加德罗氏数。
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So this is the same definition we saw last time, just being a little bit more nerdy and putting in some notation.
这个定义和我们上次讲的是一致的,只不过使用了些符号使它变得有点枯燥
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You'll also see in a little while why both of these things would work this way, but it's not what I wanted. OK?
我应该把括弧,而不是方括号放在这里，你们稍后就会,明白为什么这两个符号在这里都是行得通的？
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At each cross-section, people are either willing to use a certain sign in a certain way or they're not.
在每一个横街面上，人们可以自由的,以自己的方式使用符号。
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The semiotician's answer to this is it never could have happened simply as an act of agency, as an act of will.
符号学者这样解释,这不是一己之力的结果。
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That is to say, it is not a system of signs understood as stable relationships between a concept world and a world of signifying.
也就是说，它不是一个符号系统，这个符号系统被理解为,概念世界和指示世界间的稳定的关系。
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It allows for this map between a symbol, say a spoken word, and any sort of thought we want to use.
语言允许在符号,比如说出的一个词,与我们想要使用的任何想法之间,存在着这种映射关系
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Then we realize once again that we can only know what it is if we come to understand--in this case, probably, it's best to say a cultural system, understood as a semiosis, within which it appears.
这样我们就又明白了,只有在一个特定的文化系统中,我们才能认识一个符号。
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dS/dV And that, now, we know must equal dS/dV, with a positive sign. At constant temperature.
我们知道这个等于恒定温度下的，符号为正。
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So in fact this is indeed a positive number so we didn't make a mistake in our signs.
因此等式的右边也是正数,两边符号吻合。
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If you say--you've got two measures here and you're writing particular symbols, we'll know that you heard this with the slower possibility.
如果你说,你听到了两个小节,而且你写下了一些符号,我们会知道你可能选择了较慢的节奏
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So this plus plus is sort of shorthand notation for incrementation. So just add 1 to this variable's value, so now socks on feet is of course 1 and so next.
那么这个++符号是递增排序的,所以仅仅是对这个变量加一，现在袜子在脚上是一，那么下一个也是这样。
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And I want to describe both the syntax, what we're doing, and then the semantics of how do we use it and what does that mean.
现在我想解释一下语法，我们在做什么,还有我们使用时的符号,以及意义。
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So, you've got to get used to the notion of what will be given in general and what is tailor-made to the occasion.
所以你们要习惯这些符号,有些是通用的,有些只适合于特定情形
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So compare the definition of words with what's written here in the nerdy notation on the board.
不妨去对比一下这个定义的,文字表述与黑板上的符号表述
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But let me write that definition again, using or making use of the notation from the class.
但是现在我们用这些符号来,重新作一下优势策略的定义
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If we look at carbon, if you look on your Periodic Table you will see this notation next to carbon, What are we learning here?
如果我们观察碳，如果你查阅元素周期表,你会看到碳旁边的符号，从这里我们能了解到什么呢？
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You had a semiotic system, whereas before, yesterday, or a minute ago you had no language at all.
一个符号系统诞生了，然而之前，昨天，或者就是一分钟前，根本就没有语言。
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In any case, the tension between denotation and connotation is part of the way in which irony works.
在任何情况下，讽刺的作用,都是表达了符号和涵义之间的张力。
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Not by some very arcane numeric address inside my computer's memory, but by a symbol, by a name.
不是通过一些在我电脑内存中的神秘的数字地址,而是通过一个符号，一个名字。
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The second rhythmic device that we have to be aware of in music we frequently encounter is this concept of the triplet.
音乐中第二个需要知道的节奏符号,就是我们经常遇到的三连音
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