金字塔用英语叫做 pyramid.

金字塔是一种古代建筑形式，主要来源于古埃及和古希腊，并后来被古罗马人所模仿。金字塔通常呈三角形，有多层，逐层向上缩小，通常用于建造古代王室和神庙。

例句：

The Great Pyramid of Giza is the oldest and largest of the three pyramids in the Giza pyramid complex in Egypt.

The pyramid was built as a tomb for the Egyptian pharaoh Khufu and is one of the Seven Wonders of the Ancient World.

The ancient Greeks were inspired by the pyramids of Egypt and built their own, smaller versions of the pyramid.