What I really want to do is just give an example of what happens when you throw the thing, the material into a calorimeter and see how much the temperature changes.
我想做的是给出当,你把这些东西,这些材料扔进,量热计时会发生什么,看看温度会变化多少。
I also want to note that the end of the material today, so this last topic here, that's the end of the material that's going to be on this first exam.
我还想告诉大家,今天这些内容结束的地方,这个最后的主题,也就是第一次考试,要考到的地方。
Point I want to make about this, though, is that we are going to cover a lot of material that is not in the assigned readings, and we do have assigned readings associated with each one of these lectures.
要说的一点是,我们会有很多,不在拓展阅读里面的材料,而且还有涉及到,每节课内容的拓展阅读。
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。
And also because, and this is also the reason why the power points are always available, I want you to be engaged in the material.
另一个原因,之所以提前提供幻灯片,我希望你们能充分理解材料。
Now, let me just make the last point I want to make about this, and that's that because language is material, it has form, it has both closedness and possibility, it's susceptible to the workings of craft, it's also unpredictable. Tosses mobius strip on floor.
让我说关于此事的最后一个观点吧,正因为语言是物质的,它有固定模式,它没有尽头又充满可能,它易受,工艺品的影响,它同时也是不可预知的。
I want to look at the energy starting from real material.
我们从身边真实的材料说起这些能量。
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