顶管apical canal
入水管incurrent canal, inhalant siphon
收缩管pulsating canal
消化道；消化管alimentary canal
股管canalis femoralis【解剖】;femoral canal【解剖】;
【医】 努克氏管, 腹膜鞘突(女)Nuck's canal
骶管sacral canal
膜半规管ductus semicirculares【解剖】;membranous semicircular canal【解剖】;semicircular ducts【解剖】