Water surface on the background of the sky and the sunWater surface on the background of the sky and the sun
The water surface of the sea in turquoise-blue colorsThe water surface of the sea in turquoise-blue colors
Pine trees and the sky reflected in the water surfacePine trees and the sky reflected in the water surface
White running clouds over the mountains and the water surfaceWhite running clouds over the mountains and the water surface
The bright blue sky is reflected in the surface of the lake in the middle of the forestThe bright blue sky is reflected in the surface of the lake in the middle of the forest
В математике: граница, отделяющая геометрическое тело от внешнего пространства. Наружная сторона чего-н..