arches
名词 arch:
a curved shape in the vertical plane that spans an opening
同义词:arch
a curved bony structure supporting or enclosing organs (especially the inner sides of the feet)
同义词:arch
a passageway under a curved masonry construction
(architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it
同义词:arch
动词 arch:
form an arch or curve