When you want to know if something is transparent to visible light or not, here is the mystery material and here is visible light.

当你想知道某物对可见光是否透明时，这里是神秘物质，这里是可见光。

youdao

Once we've read the material, we want to discuss it or hear it elaborated on, not repeated.

一旦我们读了材料，我们想要的是讨论内容或听到更多细节，而不是材料的重复。

youdao

People don't just want material things anymore, they want to experience life—the arts are a perfect crossover between culture and commerce.

人们不再只是想要物质上的东西，而是想体验生活——艺术是文化和商业的完美交迭。

youdao

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。

麻省理工公开课 - 热力学与动力学课程节选

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。

麻省理工公开课 - 化学原理课程节选

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。

麻省理工公开课 - 计算机科学及编程导论课程节选

Whatever motivated the two Britons who became suicide-bombers in Israel in 2003, it was not material want.

ECONOMIST: Muslim extremism in Europe

The one potential supplier out there that has very little chance indeed of ever being able to make a go of producing the material they want.

FORBES: Have John Doerr and Kleiner Perkins Invested Too Much In Cleantech?

The first to do so in Japan is Fuji Xerox, which in May started a publishing-on-demand venture that lets customers browse through publications on its website and pick the material they want.

ECONOMIST: Electronic books