岩がん板ばん

noun

rock plate; slab of rock

Refers to a flat, plate-like piece of rock, often used in geological or construction contexts.

• この地ち域いきでは、大おおきな岩がん板ばんが地ち表ひょうに露ろ出しゅつしている。

  In this area, large rock plates are exposed on the surface.