Ralph shaded his eyes and followed the jagged outline of the crags.拉尔夫手搭凉棚,眺望轮廓参差不齐的峭壁。Here another rugged castle crowns the cliffs and crags.这里又有一座高低不平的城堡建在悬崖绝壁之上。Environmentalists are concerned that rock climbers are wearing the crags away in some places.环境保护主义者很担心那些攀岩者在不断损坏这几处峭壁的某些部分。