nappe-like structure

例句：

1. 1. The rock formation is characterized by its nappe-like structure.
   这种岩石构造以其层状结构而著称。
2. 2.The geological survey revealed a nappe-like structure beneath the city.
   地质调查发现，在城市下隐藏着一种层状结构。
3. 3.The discovery of this nappe-like structure has sparked new research in mineralogy.
   这一层状结构的发现激发了矿物学领域的新研究。