And so the photons hitting the wall actually put pressure on the wall, but the pressure is so low.

所以光子碰撞墙面,事实上在对墙加压，但只是压力很小。

麻省理工公开课 - 固态化学导论课程节选

If we get the pressure in there just right, we will allow for gas electron collisions and then we get the glow that ultimately was sent through the slits.

如果我们把气压设置在一个适当程度，把气体电子碰撞也算在里面,我们得到的炽热,最终将通过裂缝传送。

麻省理工公开课 - 固态化学导论课程节选

In the course of traveling, cultures encounter other culture and they often encounter cultures that are very different from their own.

在旅行过程中,文化与文化相互碰撞,而人们通常则会遇到,与其自身所处文化截然不同的另一些文化

耶鲁公开课 - 心理学导论课程节选

In general, if you're watching an action movie and there's a car chase and the trucks and cars are crashing all over the place, and let's say a Budweiser truck shows up in the scene somehow, well people are very likely paying for that.

如果看一部动作电影中有汽车追踪,以及卡车和汽车到处碰撞的场景,就说在电影里出现的是百威的卡车,这家公司的人很有可能为这个场景花钱了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So what happens almost instantaneously after the collision, the electron up here falls back down.

所以在碰撞后,几乎同时，在这儿的电子又回去了。

麻省理工公开课 - 固态化学导论课程节选

It is like an elastic collision between billiard balls.

就像是台球在，台球桌上发生弹性碰撞。

麻省理工公开课 - 固态化学导论课程节选

If the vehicle in the unfortunate circumstances of a collision, has to be able to maintain the security of the hydrogen which means more mass, which means a lot of the efficiency is being squandered What's the environmental impact of hydrogen production?

如果车辆,在碰撞中发生了不幸，要仍然能够保持氢气的安全性的话,意味着需要更多的质量，也就是说大部分效率被浪费了,制氢对环境有什么影响呢？

麻省理工公开课 - 固态化学导论课程节选