polymers and medicine

探讨了
throughout the course here.

高分子材料和医学的关系
What I wanted to show you on this slide is--

而这张幻灯片的目的是告诉你
and again not that you would memorize

这里也不需要你们都记住
or even be able to read all the details here,

甚至不需要你们通读所有的细节
but there are a large number of different synthetic materials

只是让你知道如今应用于医学领域的
that now are produced and regularly used in medical applications.

各种不同的合成材料浩如烟海
Polymers, as you know, are manufactured products.

如你所闻高分子材料就是一种工业产品
Most of them are made from products

其中的很多
that are derived from petroleum or oil.

都是石油工业的产品
They're organic molecules,

它们都是一些有机分子
typically small units that

通常都是由一些小分子