OK. Now. This is just sort of bringing us back up to speed and adding a few more details in.
好,现在,我们刚刚回头,过去看了一些,细节问题。
And I could take that information, type it up into a program, make some assumptions about speed and direction and what routes they're going to take and actually watch the ambulance go to St. John's Mercy.
我得到这条信息之后,将它输入程序里,假设它们的速度和方向,以及它们应走哪条线路,就能看到救护车进入圣约翰医院。
Alright. So, since we have these terms defined, we know the frequency and the wavelength, it turns out we can also think about the speed of the wave, and specifically of a light wave, and speed and is just equal to the distance that's traveled divided by the time the elapsed.
好了,我们已经定义了,这些术语,我们知道了,频率和波长,现在可以来考虑,波的速度了,特别是光波的速度,速度等于它走过的距离,除以所用的时间,因为我们。
And you can hear them together, Yeats moving from one to another with, oh, incredible speed and agility in that final strophe of the poem, on the next page.
而你可以听出所有,在诗的第三节中,叶芝转换得很快,很敏捷,翻到下一页。
And you can vary the width and the speed and the length.
你能改变它们的广度,速度和长度
because you need to know like, how fast the shutter speed and all that stuff,
因为你必须知道,像快门的速度,还有其他这一类东西,
And so when you actually have a device the bits don't flow at the speed of light in reality.
因此,当你拥有一个设备,数据位并不能以现实中的光速传输。
It wasn't the fact that they were running that time and they say "Oops! We are over the speed limit!
不是因为跑到那个时间,就说“不好,超过速度极限了!
You put a chunk of wood on a table and you try to move it at constant speed.
你把一大块木头放在桌子上,试着让它匀速运动
You do it so quickly that the heat flow between the inside of the bicycle pump and the outside is too slow compared to the speed at which you compress.
我们用力很大,于是压缩得很快,打气筒内外热传递的速度,与之相比要慢得多。
Let's suppose n is 1000, and we're running at nanosecond speed.
假入我们一秒钟运算十亿次,我们已经看过了对数级,线性增长的。
And, you know acceleration means either change of speed or change of direction.
你知道加速度意味着,不是改变速度就是改变方向。
There are all kinds of little abbreviations they make, ; and it suggests that language has to be wrenched out of its conventions; syntax can be set aside; language needs to move at the speed of experience and at the speed of ecstasy.
他们创造了各种缩写,好像语言必须得被扭曲得偏离原样;,语法可以被搁置一边,语言需要以体验和,忘形的速度移动。
And the experimenter is back there with the speed knob and at random intervals he just speeds up the tape of their heart and then slows it down.
实验者回到实验室,带着录音设备,随机地,他加速了心跳的录音,然后又慢下来。
Speed, right. So another decision you face is do you just try and kick this ball as hard as you can or do you try and place it?
球速是正解,你还需要考虑,当你主罚点球时你是大力抽射,还是小力轻擦
No, and speed is what you want.
不行,可你想要跑得越快越好
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