A volcano that started erupting on one of the Galapagos Islands last week may be changing the landscape of the island. According to the Associated Press, rangers and tour guides spotted lava flowing down the northeastern flank of the Cerro Azul Volc...
sloping cone 有坡度的圆锥体 sodium n.[化]钠 solar system [天]太阳系 solidification n. 凝固 solidify v.(使)凝固,巩固 spine n. 脊骨,地面隆起地带 spiteful adj. 怀恨的,恶...