pyramidic

1. The vertical distribution of both above and below ground biomass of the community showed a pyramidic pattern.
   地上、地下部分生物量垂直分布呈典型的金字塔模式。
2. The upside-down pyramidic writing style is one of the most popular styles in news writing.
   在新闻写作中，消息是最常用的一种文体。

adj

1. resembling a pyramid

   Synonym:    pyramidalpyramidical