As he went lower, he saw that it spread among small promontories and inlets of rough, sharp rock, and the crisping, lapping surface showed stains of purple and darker blue.

越往卜。走，他发现它的四周有很多小岬和满是又尖又粗糙的岩石的水湾，被波涛拍打的易碎的表面上显出紫色和深蓝色的斑点。