Each column was about half a metre in diameter, with a hexagonal or pentagonal outline.

每个柱子直径约半米，轮廓呈六角形或五角形。

With triangular, square, or hexagonal tiles, it is easy to cover a floor completely.

使用三角形、正方形或六角形的瓷砖，可以很容易地把地板全铺起来。