And, this is what you hear a lot about in the news, Kyoto, and all this kind of thing about destruction of the ozone layer.

这是你所听到了很多新闻里相关的东西，京都议定书,以及所有这类破坏臭氧层的事情。

麻省理工公开课 - 固态化学导论课程节选

What Alexander had wanted to do was to take all these different peoples, who spoke different languages and had different customs, and use a Greek layer to sort of unite his empire overall.

亚历山大的理想是，让所有说不同语言，不同习俗的民族，用一种希腊文化统一帝国。

耶鲁公开课 - 新约课程节选

The cortex is the outer layer and the outer layer is all crumpled up.

大脑皮层是大脑的外层,上面布满了褶皱

耶鲁公开课 - 心理学导论课程节选

So, what he could conclude thus far was that this was really consistent with the Plum Pudding model. All of his heavily-charged alpha particles were going right through this thin layer of gold atoms.

和布丁模型是吻合的,所有的重alpha粒子,都穿过金原子,你们也许会觉得,他可以就此。

麻省理工公开课 - 化学原理课程节选