Macro photography of the surface of dry land on which the first raindrops fellMacro photography of the surface of dry land on which the first raindrops fell
A few purple leaves. fallen on the surface of blue waterA few purple leaves. fallen on the surface of blue water
Macro photography of a broken twig with leaves and dried berries that fell to the surface of the waterMacro photography of a broken twig with leaves and dried berries that fell to the surface of the water
В математике: граница, отделяющая геометрическое тело от внешнего пространства. Наружная сторона чего-н..