columnar jointing

例句：

1. 1.The rock formations in the area are characterized by their columnar jointing.
   该地区的岩石构造以它们的柱状节理为特征。
2. 2. The geologists were studying the columnar jointing to determine its age and origin.
   地质学家正在研究柱状节理，以确定其年龄和起源。
3. 3.The columnar jointing is a common feature of many limestone formations.
   柱状节理是许多石灰岩形成中常见的特征。