它的形状是三角金字塔形。

The shape is actually trigonal pyramidal.

youdao

你喜欢更新的、与食物金字塔形状完全不同的东东吗？

Do you like the updated, radically different shape of the food pyramid?

youdao

这种蟾蜍是蛙类家族的一个另类成员，头部呈金字塔形，很容易分辨。

Fascinating frog with a distinctive pyramid-shaped head.

youdao

So it's trigonal because we have these three atoms that are bound to the central atom here, and if you picture it, it's actually shaped like a pyramid.

这里三角形是因为,我们有3个原子核中心原子成键，如果你画它，它就是金字塔形的。

麻省理工公开课 - 化学原理课程节选

The shape is actually trigonal pyramidal.

它的形状是三角金字塔形。

麻省理工公开课 - 化学原理课程节选