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
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
1. The ancient bridge has a beautiful stone arch.
这座古老的桥有一个美丽的石拱。
2. The architect designed an arch for the entrance of the building.
建筑师为大楼的入口设计了一个拱门。
3. The rainbow formed an arch in the sky after the rain.
雨后彩虹在天空中形成了一个拱形。