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And the bigger lesson from that is that entropy, unlike energy u or enthalpy H, we could define an absolutely number for it.
热力学第三定律的一个更重要的推论是,与内能和自由焓不同，我们可以给上定义一个绝对的数值。
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But remember that we need to multiply it by the volume here, the volume of some sphere we've defined.
但记住我们需要把它乘以体积，乘以一个我们定义的壳层的体积。
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It's got this funky looking form, right, it says, I've got something that I'm going to call a class, got that key word class right here.
以及我们怎么来使用这些方法，因此我要回到类这个概念上来，让我们来建立第一个类吧,就在你们课堂手册的这儿，我会去定义一个类。
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So now, henceforth, when you say, to declare a function, I am declaring a function here but down here am I quote unquote defining it or implementing it.
从此以后，当你说，声明一个函数，我在这里声明了一个函数,但是到这里我定义它或执行它。
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They define four credit risk categories and they define a formula involving the amount of assets in each of the categories.
他们定义了四个风险等级,然后根据每个风险等级下的资产额,定义了一个资产总额的计算公式
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So here we have a second definition, a new definition for today, and again we can use our jargon.
这里我们给出第二个定义,也是今天的一个新定义,我们再一次用到术语
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Alright, next thing I want to do is to define the vector that plays the role of the number 0.
接下来我想做的是定义一个矢量,它相当于数字0
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And so instead of defining efficiency the way you've got it written there, I'm going to define what's called something different for a refrigerator which is called the coefficient of performance.
现在我们不用,效率的那个定义，我给出一个,有关制冷机的,新的定义,叫做制冷系数。
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Not only did we figure out a way to describe how we quantify it, but we've also quantified how we tell the difference between covalent and ionic, and percent ionic character.
我们不仅想出了一个办法来描述,我们如何定量它，而且我们也定义,我们如何分辨共价性和离子性，以及离子百分数。
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It's ridiculous to think that literature could be defined in any one of those ways or even in a combination of all of them.
文学根本不,可能被其中一个,或全部的定义所概括。
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After all, we define the personality in terms of being a set of--of believes and memories and desires, and goals, and feels and so forth.
毕竟我们将人格定义为,一个系列的东西包括信仰，记忆,渴望，目标，感觉等等。
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Now, I'll first, before getting into details, make a definitional point.
在详细讨论之前,我想首先下一个定义
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A fearful alchemy that's a useful definition of slavery.
可怕的炼金术,那是奴隶制的一个有建设性的定义
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So, regardless of the type of wave that we're talking about, there's some common definitions that we want to make sure that we're all able to use, and the first is amplitude.
所以，不管我们讨论的,是哪种波，它们都有一些我们,能用到的共同的定义,其中第一个就是幅值。
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I know it looks like a simple and silly little example, but at the moment, I still have the ability to go in and change the values of the parameters by that little definition.
很简单的有点儿蠢的例子,但是现在，我还是可以通过，一个简单的定义声明，来进去改变参数的值,这样就没意义了,这是因为我并没有用一些。
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You know, if you want to measure the potential energy of something in a gravitational field, you have to define the zero somewhere, right, because it's arbitrary. You can set it anywhere you want. It's the same with enthalpy.
你知道，如果你想测量重力场,中某种东西的势能，你需要，在某处定义一个零点，对吧？,因为势能的值是任意的,你可以把它设定在。
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So in return to, we have a slight variance here, -- where I'm defining apparently -- declaring a function called cube.
作为应答，这里我们有一点变化，这里我显然定义了-,声明了一个叫做cube的函数。
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We can't define it as an exact radius in terms of the definition we might think of classically.
我们不能给它定义一个精确的半径,按照经典的图像来。
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c point You can see inside of it, it's got a set of definitions for things like functions.
我会把它简短的命名为，你可以看到类的里面,有一个对于函数之类的东西的定义集。
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I want to point out that the zero energy is defined as when you have a naked proton -- where the electron has popped out -- that's what we've defined as zero energy up to this point when we're talking about single atoms.
我想指出，这里零点能的定义,是当我们只有一个裸露的质子,而没有电子时-,到目前为止对零点能一直采用这样的定义,当我们在讨论单个原子时。
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But it's important to define that, and define something that's a thermometer.
但是定义这点很重要，要定义一个温度计。
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I think there probably is one in there somewhere, but just in case, we have had two in class, there's one on the handout.
我记得讲义里好像讲了,以防万一,我们课堂上有两个定义,在其中一个讲义里面
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> How can you name the function ?
>，你怎么样定义一个函数【听不见的】？
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But the law--the SEC requires that they at least present the standard earnings definitions for all these things Now another--let me just mention off balance sheet accounting.
不过,证交会规定他们至少要披露,各项收益标准定义,另一个内容,表外业务会计核算
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So a lot depends, to answer your question, how one defines autism, and whether one includes Asperger syndrome, which is a limited, a more mild syndrome, as a form of autism.
所以要回答你的问题,就需要看看一个人是如何定义孤独症的,以及一个人是否将,轻微有限的阿斯伯格综合症,看做是孤独症的一种形式
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There's a zeroth law The zeroth law every one of these laws basically defines the quantity in thermodynamics and then defines the concept.
有第零定律,这些定律中的每一条都定义了,热力学中一个基本物理量的概念,第零定律定义了温度。
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And that's fine, because inside of curly braces can you redeclare variables with the same name if you intend to quote unquote shadow the previous variable.
那是可以的，因为,在花括号里面，你可以重新定义一个,相同名字的变量,如果你想引用之前的变量。
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Is is essentially saying, given 2 things, do they point to exactly the same referent?
或者换种思考的方式，大家记得我说过当我们，调用类的定义声明的时候,它会创建一个实例？
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Because if I don't specify a name for this input, I have no way of actually referring to it in subsequent lines of code.
因为如果我不给这个输入定义一个名字，在随后的代码中,我就没有办法使用它。
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So, in talking about covalent bonds, we should be able to still apply a more general definition of a chemical bond, which should tell us that the h 2 molecule is going to be lower in energy than if we looked at 2 separate hydrogen atom molecules.
那么，既然提到了共价键，我们应该还可以,给化学键下一个更普遍的定义,那就是告诉我们氢分子能量应该更低,与两个分开的氢的单原子分子相比。
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