This is the 3346th most frequent Russian word.
поверхность
The Russian word "поверхность" means "surface" in English.
Here, 'поверхность' ('surface') is used to describe the exterior layer of the ocean, indicating a physical plane or level.
Корабль плавал на гладкой поверхности океана.
The ship sailed on the smooth surface of the ocean.
Here, 'поверхность' ('surface') refers to the uppermost layer of the table, emphasizing its role as an object attribute.
Поверхность стола была покрыта царапинами.
The surface of the table was covered with scratches.
In this context, 'поверхность' ('surface') is used to describe the external layer of the Moon, under scientific examination for better understanding of its properties.