needle karst

• 峰林岩溶

needle karst的用法和样例：

例句

1. Wulingyuan karst landforms developed in the territory, quartz sandstone peak forest landform Gap shell development in the world is more rare.
   武陵源境内岩溶地貌发达，石英砂岩峰林峡壳地貌发育更为世界罕见。