This is the 17926th most frequent Polish word.
ściany
"Ściany" means "walls" in English.
In this sentence, 'ściany' refers to the physical walls of a room and serves as the subject of the description.
Ściany w moim pokoju są pomalowane na zielono.
The walls in my room are painted green.
Here, 'ściany' is used to describe a surface from which sound can reflect, focusing on its acoustic property.
Dźwięk odbił się od ściany i wrócił jako echo.
The sound bounced off the wall and returned as an echo.
In this usage, 'ściany' depicts a specific barrier that separates spaces and serves a structural purpose.