A lonely sailing boat on the water surface of a tropical sea against a cloudy skyA lonely sailing boat on the water surface of a tropical sea against a cloudy sky
Water surface against the background of autumn forestWater surface against the background of autumn forest
A quiet autumn dawn over the mirror surface of the lakeA quiet autumn dawn over the mirror surface of the lake
Bridges illuminated and the water surface in the nightBridges illuminated and the water surface in the night
The water surface against the background of two shoresThe water surface against the background of two shores
Reflection of the bright sky in the smooth surface of the night riverReflection of the bright sky in the smooth surface of the night river
A modern bomber cuts through the surface of the skyA modern bomber cuts through the surface of the sky
В математике: граница, отделяющая геометрическое тело от внешнего пространства. Наружная сторона чего-н..