tetrahedron

tetrahedron

英 [,tetrə'hiːdrən; -'hed-]
　　美 [,tɛtrə'hidrən]

n. [晶體] 四面體

中文詞源：

tetrahedron 四面體

tetra-,四，-hed,座位，面，詞源同 seat,polyhedron.

例句：

1. The center of inscribed circle of tetrahedron is called incenter.
四面體內切球的球心稱為四面體的內心。

2. We can now use tetrahedron and hexahedron elements in three - dimensional stress analysis.
我們現在在三維應力分析中采用四面體單元和六面體單元.

3. Each tetrahedron shares two of its oxygens with neighboring tetrahedra.
每個四面體都有兩個氧原子是與其相鄰的兩個四面體共用的.

4. The Rubik's is a toy in the shape of a tetrahedron.
魔方是個四面體的玩具.

5. A new bank - protection technology using tetrahedron - like penetrating frame groups is introduced.
介紹一種新型護岸技術 ― ―四面六邊透水框架群護岸.