We don't say anything about implicitly here, we're talking about a closed system, so there's no mass leaving the system.

我们不讨论,这是隐含条件，因为我们讨论的是孤立系统，因此系统没有物质流失。

麻省理工公开课 - 热力学与动力学课程节选

So, that's the power of the choice of materials, and why? Properties.

所以，这就是选择物质的力量，为什么呢，因为属性。

麻省理工公开课 - 固态化学导论课程节选

When I use the word "Soul," I'm going to have in mind this dualist view according to which the soul is something immaterial, nonphysical.

当我用"灵魂"这个词时,我会采用二元论思路,因为他们认为,灵魂是非物质,非物理的

耶鲁公开课 - 死亡课程节选

These are things that must be taken in from the environment because your body cannot manufacture them and they promote specific chemical reactions in the body.

这些都是必须从外界摄取的物质,因为无法通过自身合成,它们能促进体内特定的化学反应

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Now, I'm not introducing any genetic material at all so I don't have to worry about it replicating because there's no genetic material, all I do is deliver the particles.

这样就根本不用引入任何遗传物质,所以我也不需要担心它会复制,因为根本不存在任何遗传物质了,我所要做的只不过是接种部分微粒

耶鲁公开课 - 生物医学工程探索课程节选

And Einstein credited de Broglie, which is a fair statement of lifting a corner of the great veil, because really there was this fundamental misunderstanding about what the difference was between matter and light, and the reality is that they can both be like-particles and they can both show characteristics of waves.

并且爱因斯坦相信德布罗意，他做了一个公正的论述,揭开了一个伟大面纱的一角，因为关于物质和光,以前确实存在着,根本性的误解，真实情况是它们同时,具有粒子和波的特性。

麻省理工公开课 - 化学原理课程节选

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。

耶鲁公开课 - 1945年后的美国小说课程节选

The people who write about food history have called these things superfoods, not necessarily because they're super rich in all nutrients, but because they were super available.

那些写饮食史的人,将这些称之为超级食物,不一定是因为它们富含所有营养物质,而是因为它们随处可见

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选