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。
The message I'm trying to get to here, because I'm running you right up against time, is I have to be careful about what's a primitive step.
我想说的事情是,因为我正在跟大家讲算法时间复杂度,我们需要注意一个基本步骤的定义,如果我可以假设。
So, if you look in chapter one, you will find these definitions for different atomic groupings starting down here with the elements and moving through up through complex matter.
如果你们读第一章,你们会发现不同的原子组的定义,从底下开始有一些基本原理,往上还有复杂的物质。
But there's nothing mysterious about death from the physicalist point of view, at least about the basic idea of what's going on in death.
但是死亡没有什么神秘可言,从物理主义的角度来看,至少死亡的基本定义是不神秘的
Most everybody understands the basic concept of what a calorie is: you eat food, it delivers something that can affect your weight, and that something is divided into units called calories.
大部分人所理解的基本定义是,人们吃食物,其中某些物质影响体重,这种物质划分为小单位后称之为卡路里
My system is whatever's inside the box.
先定义一下基本概念。
You realize it's very subtle, because the very first thing in that equation, which is m, has not yet been defined.
你会觉得这很微妙,因为方程里最基本的量 也就是 m,还没有人给它下定义
The basic definition-- the expected value of some random variable x--E--I guess I should have said that a random variable is a quantity that takes on value.
最基本的定义,某一个随机变量X的期望值E,我应该提到过,随机变量是一个可以取值的数
We're typically going to use as basic steps the built-in primitives that a machine comes with.
我们要用计算机内置的原始体来,定义基本的步骤,换句话说。
What we're really doing, or I shouldn't say what we're really doing, a basic piece of what we're doing, when we talk about classes or objects, is we're doing something that Professor Guttag mentioned, we're defining an abstract data type.
或者我不应该,说我们真正要做的,当我谈到类或者对象的时候,我们在做的基本的东西,如Guttag教授提到的,就是定义一个抽象数据类型,那么这到底是什么意思呢?
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