• 基礎釋義
• 例句
• 英英詞典釋義
• 行業詞典釋義

• 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.
• 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。
• 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.

• Noun
  1. any polyhedron having four plane faces

• 地質學： 四面體；
  數學： 四面體；