A stairway, staircase, stairwell, flight of stairs, or simply stairs is a construction designed to bridge a large vertical distance by dividing it into smaller vertical distances, called steps. Stairs may be straight, round, or may consist of two or more straight pieces connected at angles.
近义、反义、联想词
近义词
n.
part, portion
反义词
n.
downstairs, downstair
n.
downstairs, down the stairs, on a lower floor, below