any of various tropical marine gastropod mollusks,especially of the genera Strombus and Cassis,having large,often brightly colored spiral shells and edible flesh

• 海螺任一种热带海洋的腹足纲软体动物，尤指凤螺属和冠螺属动物，长有大的并且通常是亮色的螺旋形贝壳，肉可食用