it's this paper mend with a plastic cover and there's all these black magnetic particles here.
它是用这种纸以及一种塑料覆在上面,这里还有一些黑色磁性粒子。
because there is a bar on the corner of MaCarren Park that gives you Margaritas in foam cups.
因为在MaCarren公园的拐角处有一个酒吧,在那里你可以用塑料泡沫杯品尝玛格丽特鸡尾酒。
It's - this picture on the bottom shows the cell stuck to plastic.
如图所示,细胞紧紧地贴在塑料片上
That creates all sorts of social consequences that we'll talk about sustainability, with shipping water long distances, all the plastic involved, people's distrust of public water systems that's unfounded, and things like that are very interesting and have big public health consequences.
这就产生了很多社会问题,比如我们将要谈到的饮水污染问题,饮用水在长途运输的过程中,会受到各种塑料污染,还有人们对公用自来水系统,毫无理由地不信任,类似这些现象都很有趣,而且会导致重大的公共健康后果
I am not just saying "plastic" means "polymer," right, but nevertheless there's something of me in the interpretation.
我不只是说“plastic“的意思是“塑料“,但无论如何在解读中总是有“我“的成分。
Lastly, up here, is a picture of a much smaller device, this is actually an artificial heart valve that is made of plastics and metal and can replace the valve inside your heart.
最后,在上面这里,这张图片是一个相对较小的装置,这实际上是一个人工心脏瓣膜,由塑料和金属制成,可以取代人的心脏瓣膜
Things like steel and polymers, or plastics, and ceramics, and of course computers which has progressed remarkably due to the work of engineers in your lifetime, until now you can carry around a cell phone, which would have been unthinkable even 30 years ago.
包括钢铁,聚合物,塑料,陶瓷,当然,计算机这个在你们的有生之年,已经取得令人瞩目的进展的发明,也得归功于工程师的工作,现在你们的手机能随身携带,而这在三十年前是不可想象的
Cross-linked is not the right word-- that is chemically bonded with repeat units to make large molecules so that when you have a bunch of large molecules together they have certain physical properties like the solid property of the plastic that you're sitting on.
交联这个词不确切,应该是由化学键连接的,重复单位构成大分子,当许多分子聚合在一起后,它们就会具有某种物理特性,就像你们正坐着的,塑料一样,具有固体特性
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
Remember when I showed you that picture of cells attached to plastic a few minutes ago; I said those were fibroblasts that were growing on a culture dish.
还记得我几分钟前我给你们看的,细胞黏附在塑料片上的图片吧,我说过那是,生长在培养皿中的成纤维细胞
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