pyramid

1. N-COUNT Pyramids are ancient stone buildings with four triangular sloping sides. The most famous pyramids are those built in ancient Egypt to contain the bodies of their kings and queens. 金字塔

We set off to see the Pyramids and Sphinx. 我们出发去看金字塔和狮身人面像。

2. N-COUNT A pyramid is a shape, object, or pile of things with a flat base and sloping triangular sides that meet at a point. 角锥形; 角锥体

On a plate in front of him was piled a pyramid of flat white crackers. 他面前盘子里的白色薄饼干堆成了金字塔形。

3. N-COUNT You can describe something as a pyramid when it is organized so that there are fewer people at each level as you go toward the top. 金字塔形结构

Traditionally, the Brahmins, or the priestly class, are set at the top of the social pyramid. 传统上，婆罗门或僧侣阶层位于社会金字塔的顶层。