藝術與建築詞典根目錄
....關聯概念層面
........關聯概念
............<科學概念>
................<數學概念>
....................<幾何概念>
........................幾何圖形 (幾何概念)
............................立體 (幾何圖形)
|||................................圓錐體
|||................................圓柱體
|||................................半球
................................多面體
|||....................................立方體
|||....................................角錐體
|||....................................四面體
|||................................球體
|||............................弧