根据《柯林斯英汉双解大词典 》：
N-VAR A swordfish is a large sea fish with a very long upper jaw. 箭鱼
N-UNCOUNT Swordfish is this fish eaten as food. (可食用的)箭鱼[1]
Pelagic sharks are usually caught on the high seas in tuna or swordfish fisheries.
深海鲨鱼通常在公海中被金枪鱼或旗鱼的捕捞渔业捕获。
Swordfish, shark, tilefish, fresh tuna steak, and king mackerel are the main culprits.
剑鱼、鲨鱼、方头鱼、新鲜的金枪鱼排和鲭鱼是罪魁祸首。
Do not eat shark, swordfish, king mackerel, or tilefish (also called white snapper), because they contain high levels of mercury.
不要吃鲨鱼、旗鱼、青花鱼或方头鱼（也称白鲑鱼），因为它们含有大量的水银。[1]