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Conversely, if I knew the velocity of this object, I also know what time it is, provided I knew the initial velocity.
反过来,如果我知道了这个物体的速度,我也同样可以知道时间,只要初速度是已知的
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What that means is, if you know the velocity of the given time and you know the initial velocity, you know what time it is.
这个方程的意义是,如果你知道某个给定时刻的速度,并且知道初速度,你就能知道运动的时间
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What was neat about it is before that time, the predominant species to use for air conditioning or refrigeration was ammonia.
在这之前是很整洁的，之前最主要的用于空调或者冰箱的,物质是氨。
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He brings it up as if we know that this is what he's been talking about all the time.
他提出这个好像我们知道一样,这是他一直在说的东西。
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And what we saw last time is that this was necessary to make things work, this part of it in particular.
上节课我们讲,这是对外做功的必要条件，特别是这个部分。
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What is it the Israelites were saying in their day and in their time and against whom and for what?"
当时的犹太人在生活中都说些什么？”,“反驳谁？为什么？”
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As we might put it somewhat misleadingly, what is it for "two" people to really be the same single extended-through-time person?
对于“两个“人、,如何才是同一个贯穿时间的人,可能有一些误导的观点？
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What's shown in this diagram is the progress of the developing embryo as it travels in time, down the fallopian tube.
这张图上显示的,就是胚胎发育的过程,是按照它在输卵管中移动的时间排序的
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So what I'm saying now is it took a long time for this to solidify. And one of the things we think made it solidify was the development of codices,a codex.
所以这花了很长一段时间,才得以统一，我们觉得,使它统一的是抄本的出现。
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So, for example, if we're to hold the time constant, this makes it a lot simpler of an equation, because what we can end up doing is actually crossing out this whole term here.
比如说，如果我们把时间,定为常数，这使得方程,大大简化，因为我们可以把,这一项划掉。
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It's not so much what's in the proposal as it is that this is the time for reconsideration.
这个计划的内容并不复杂,而如今正是一个反思的好时候。
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The loop invariant what does the loop invariant mean? It says, here is a property that is true of this structure every time through the loop.
循环不变量是什么意思？,它是一个在结构体中,每次循环都为真的属性。
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Oh, there's a man at the store and now we have a loop where he is just looking through my inventory one at a time and reciting what it is I actually picked up.
商店里有一个人,现在我们有一个循环,通过这个循环他可以看到我的库存,然后显示出来我实际上都采摘了哪些水果。
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We assume that unless we're dealing with Scheherazade, it has to have an end, but at the same time we might well ask ourselves, why does it have a middle? What is the function of the middle with respect to a beginning and an end?
而且我们认定一定会有结尾，除非讲故事的是那个，《天方夜谭》中的苏丹新娘，但是我们要问自己了，为什么故事一定要有经过呢？,故事的经过对于开头结尾来说起到什么作用呢？
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How do I fix my hacked PC?" "What time is it?"
我电脑中毒了怎么办啊？“，“现在几点了？“
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What it means is I don't want to take unique time that we could be discussing other things in class by covering things that you could have read already.
这只说明我不想在课上单独花时间,来讲你们可能已经看过的东西,这个时间可以用来讨论其他内容
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I'll even tell you what it is ahead of time.
我甚至可以让你预先看看是哪些话。
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A clock tells you what time it is, but you can also say what time it is by seeing how fast the particle is moving because you know it started with some speed.
时钟能告诉你现在的时间,但你也可以通过测量质点速度,来判断当前的时间,因为你知道它的初速度
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I know what time it is.
我知道时间到了
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He said to gain time: "What is it you see?"
他为了赢得时间，说：,“你在看什么？“
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All right. So let me start again by reminding you what it is that was done last time.
好的,我们开始上课,先回顾下上节课的内容
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