rock face
noun [ C ] uk/ˈrɒk ˌfeɪs/ us/ˈrɑːk ˌfeɪs/
垂直岩石表面;岩石纵截面
an area of vertical surface on a large rock or mountain
The path down to the beach was a precarious one, tiny steps hewn out of the sheer rock face. 通往下面海滩的路非常危险，是一条在悬崖峭壁上凿出的窄窄的石阶路。