食人鱼用英文怎么说

食人鱼的英文：
piranha

Piranhas are important ecological components of their native environments.
食人鱼是它们所在环境中的重要生态组成要素。

Piranha teeth are often used to make tools and weapons by the indigenous population.
食人鱼的牙齿经常被当地土著人用来制作工具或武器。