Histology is the study of the microscopic structure of biological tissues.

组织学是研究生物组织微观结构的学科。

And I chose neuroscience, because I wanted to understand how the mind is born out of biological tissue.

我选择了神经科学，因为我想了解思维是如何从生物组织中诞生的。

And there's a whole system of biological tissue that's dedicated to doing just that — creating order where there would otherwise be total mayhem.

有一个完整的生物组织系统致力于这样做——创造秩序，否则会有完全的混乱。

It almost sounds too simple to be true, but scientists have found that you can stretch biological tissues by embedding a chemical that can swell into them.

这听起来太简单了，以至于不可能是真的，但是科学家发现，你可以通过嵌入一种可以膨胀的化学物质来拉伸生物组织。

(CrashCourse Intro plays) The category of amorphous solids includes things that you might expect, like foams and gels and colloids, like mayonnaise, rubber, waxes, and some biological tissues such as fat.

（速成课程简介播放）无定形固体类别包括您可能想到的东西，如泡沫、凝胶和胶体，如蛋黄酱、橡胶、蜡和一些生物组织，如脂肪。