Reflections of the ferris wheel in the surface of the megapolis riverReflections of the Ferris wheel in the surface of the megapolis river
A lonely island on the background of the sea surfaceA lonely island on the background of the sea surface
Computer graphics of the evening sky and water surfaceComputer graphics of the evening sky and water surface
Photo with the reflection of the house in the water surfacePhoto with the reflection of the house in the water surface
Night lights of the metropolis on the background of the water surfaceNight lights of the metropolis on the background of the water surface
Cb a picture of the sea surface against the background of the cityCB a picture of the sea surface against the background of the city
В математике: граница, отделяющая геометрическое тело от внешнего пространства. Наружная сторона чего-н..