Perennial marsh plant having swordlike leaves and aromatic roots. 生长于沼泽地带的一种多年生植物,具有剑状的叶子和带有香味的根。
Freshwater fish of Central America having a long swordlike tail; popular aquarium fish. flesh of swordfish usually served as steaks. 中美洲有剑一样长尾巴的淡水鱼;养鱼池中很常见。剑鱼的肉,常用来做鱼片。