Tyrannosaurus Rex are almost equal side to side as they are front to back.

雷克斯暴龙牙齿的宽度和厚度基本差不多。

I have four equal sides, like a tile.

我有四个相等的边， 就像一块瓷砖。

So, imagine a triangle, with equal sides of one put another triangle of each side with equal lengths of one third, you can keep repeating this process forever and if you zoom into a snowflake it essentially goes on forever.

那么，想象一个三角形，等边三角形，然后每个边上再放一个边长是原边长三分之一的三角形，你可以一直重复这个过程，如果你放大一片雪花，它基本上可以一直持续加下去。