The fiery sunset is reflected in the water surface of the lakeThe fiery sunset is reflected in the water surface of the lake
The setting sun, going beyond the edge of the forest, is reflected in the water surfaceThe setting sun, going beyond the edge of the forest, is reflected in the water surface
A trip to the tempting islands on the purest surface of the lakeA trip to the tempting islands on the purest surface of the lake
В математике: граница, отделяющая геометрическое тело от внешнего пространства. Наружная сторона чего-н..