asymmetrical surface ridge

例句：

1. 1. The shape of the mountain is characterized by its asymmetrical surface ridges.
   这座山的形状以其不对称的表面脊线而著称。
2. 2.The asymmetrical surface ridges are responsible for the unique texture of the rock.
   这些不对称的表面脊线是岩石独特纹理的原因。
3. 3. The geologists were puzzled by the asymmetrical surface ridges that they found in the area.
   地质学家对于他们在该地区发现的不对称表面脊线感到困惑。