Well, it's true that it's not stuck to plastic but it is stuck to other materials The other materials that it's stuck to include other cells that surround it and this complex matrix which surrounds all of the cells in our body called extracellular matrix and I'll get to that in just a few moments.

体内的细胞不会贴在塑料片上,但是它们会和别的材料黏联在一起,这些材料包括,细胞和周围细胞间的黏联,细胞同细胞外基质的黏联,我们身体中包围在细胞周围的物质,称为细胞外基质,后面我会详细讲到

耶鲁公开课 - 生物医学工程探索课程节选

And you'll be teaching these materials to other people -- any material that you are interested in in your presentation.

你们将把这些材料教给别人-,任何在你的陈述中你所感兴趣的内容。

哈佛公开课 - 幸福课课程节选

Now, it's interesting because the other four books of the Pentateuch never mention a king. In Genesis through Numbers none of the legal materials say when you have a king this is what he shall do.

有趣的是，摩西五经中的其他四本经书,从来没有提到过国王，从《创世纪》到《民数记》,从没有一份正规的材料说,当你有了一位国王后，这些就是他应该做的事情。

耶鲁公开课 - 旧约导论课程节选

When you visit the open course website, what you'll see is that a depth and a breadth of materials that's different from what you see on other campus websites.

当你访问开放课程网站时，你会看到既有深度又有宽度的,并且与你在其他校园网站上,看到的不同的材料。

麻省理工公开课 - 媒体、教育、市场课程节选

Although there were other written materials being passed around during that time.

虽然在那段时间里,有其他文字资料在传播。

耶鲁公开课 - 新约课程节选