【机】 拱砖

branchial arch

interruption of aortic arch

tented arch

arch of cricoid cartilage【解剖】;arcus cartilaginis cricoideae【解剖】

arcus zygomaticus【解剖】;zygoma【脊椎】;zygomatic arch【解剖】

arcus tendineus【解剖】;tendinous arch【解剖】;

right aortic arch

clinker brick (arch brick)