arch的中文意思、音标与词形变化

n. 拱门, 拱形, 足弓 vt. 使成弓形 vi. 拱起, 成弓形 a. 主要的, 调皮的, 傲慢无礼的, 狡猾的

n. a curved shape in the vertical plane that spans an opening n. a curved bony structure supporting or enclosing organs (especially the inner sides of the feet) n. a passageway under a curved masonry construction n. (architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it