coordinate trihedral

例句：

1. 1. The building's design is a perfect example of a trihedral structure.
   这座建筑的设计是完美地体现了三棱柱结构。
2. 2. The architect designed the building with a focus on its trihedral facade.
   建筑师设计这座建筑时，特别注重其三棱柱式的外观。
3. 3.The trihedral roof of the temple adds an impressive touch to the architectural style.
   寺庙的三棱柱屋顶为建筑风格增添了令人印象深刻的元素。