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You can take something that's magnetic with a north-south 1 magnetization and just say arbitrarily, this will represent one.
你只需要一个北南极的磁性物体,任意指定，比方说代表。
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Let's go back to considering the wavelengths of different objects. We considered a baseball, but let's also think about now an electron.
我们来重新考虑不同物体的波长,我们刚才考虑了棒球，现在来考虑一下电子。
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now you have this object which is going to tell you whether other things are in thermal equilibrium now.
现在你有了一个可以告诉你,其他物体是否处于,热平衡的物体。
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Other studies, some of them-- Well, here's another study by Rene Baillargeon looking at the same thing in a different way.
还有些其他的研究,这是勒奈·巴亚热昂所进行的另一项研究,通过不同的方式去观察同一个物体
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I'm asking is that the very same extended-through-time entity as the extended-through-time entity that I used to own. I wonder.
我问的是,现在的这个贯穿时间的物体,是不是当年我拥有的,贯穿时间的物体。
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Why should the amount by which you're attracted to the Earth be also a measure of how much you hate acceleration?
为什么物体受地球引力的大小,恰好能衡量物体加速的难易程度呢
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Well, if you're implementing a computer that needs to represent information now all you need is something like electricity which can be on or off, on or off.
好吧，如果你正用一个电脑,来表现表达传递信息的功能,你就需要,像电开关一样的物体。
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When you want to know if something is transparent to visible light or not, here is the mystery material and here is visible light.
而我们知道,物体是否对可见光透明，这里是神秘的材料，这里是可见光。
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It allows you to define the concept of a thermometer. You have three objects, one of them could be a thermometer.
从热的物体流向冷的物体,由此我们可以定义温度，我们还可以用它来定义温度计：
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It's like they're not smart enough to figure out that it's not there anymore, even if they see it move.
好像他们还不够聪明,不能明白,物体已经不在那里了,即使他们看到物体被拿走了
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I'm asking about this thing that's extended obviously through space since car has taken up some space and through time.
我问的是这个贯穿,当然也贯穿空间,因为车子也占空间,还有贯穿时间的物体。
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That means the force you're applying is cancelled by another force, which has got to be the force of friction.
意味着你施加在物体上的力被另一个力抵消了,这个力就是摩擦力
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Or should we think the fundamental thing is the car extended through time ? and sliced up to make car stages?
还是说,根本的部分是贯穿时间的物体,切分成不同的阶段？
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In every context in which I place a body, I'll have to know what are the forces acting on it.
每次我拿一个物体举例子时,我就得知道有哪些力作用在物体上
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You take the third one, and you go from one to the other, and you see whether heat flows, when you touch one object, the middle object, between those two objects.
第三个物体就可以作为温度计,将它与第一个物体接触，再与第二个物体接触，观察它们之间热量流动的方向。
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The stuff that people tend to add sometimes is to keep drawing the 10 Newtons that's acting on that.
有人经常凭空添加的力,总是把这个 10 牛的力硬加在这个物体上
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There, Newton doesn't tell you what forces are going to be acting on a body in a given situation.
在式子里,牛顿没有告诉你,在给定条件下,有哪些力,作用在物体上
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There are many kinds of work. There's electrical work, take the motor, you plug it into the wall, electricity makes the fan go around, that's electrical work. There's magnetic work.
我们复习一下大一,学过的功的概念：,物体在力的作用下，运动了一段距离。
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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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Again, your common sense tells you, "Look, you are pulling something whose effective mass seems to be 5, the answer is 2."
你的常识会又一次告诉你,"你在拉一个相当于 5 千克的物体,所以加速度是 2 "
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Now, if you dug a hole here until there, and of course it may work until that happens.
现在,如果你在地上挖个洞,让这个物体下落时间足够长,那还说得通
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So, for example, if you were trying to study the motion of some object, here is one example.
举个例子,如果你想研究某个物体的运动,这里有个例子
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The first step to insight is to ask questions like why do things fall down and not up?
起初的洞察力是问问题,为什么物体坠地而不是上升？
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In my days, they would say, "Find out when you want an object to go through that point."
我读书的时候,老师要求我,"求出物体何时经过该点"
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So we know that it'll go up for one second then it will turn around and come back.
我们知道了,物体在上升一秒后开始下降
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So holiness entails necessarily separation in both its positive and negative aspects.
因此“神圣“在正反两面,都造成了物体之间的区别和不同。
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If two object are in the same temperature, and two other object are in the same temperature, then all three must have the same temperature.
如果有两个物体的温度相同，又有另外两个物体的温度相同，那么这三个物体一定有同样的温度。
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Ordinary material objects of this world can partake of the various Platonic forms, but they should not be confused with the Platonic forms.
现实世界的普通物体,能够分有各种各样的型相,但不能把它们同型相混为一谈
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When an object is extended over time really the entire object's right there very single moment.
当一个物体贯穿时间,整个物体每时每刻,都在那里。
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