ichthyophagous

例句：

1. 1.The fish in the tank were ichthyophagous and ate only what was given to them.
   鱼缸里的鱼是鱼食性的，只吃给它们的食物。
2. 2. The restaurant's kitchen is known for its ichthyophagous dishes that are both delicious and healthy.
   这家餐厅的厨房以其鱼食性菜肴而闻名，既美味又健康。
3. 3. The scientist noticed that some of the fish in the aquarium were ichthyophagous, which could be a sign of pollution in the water.
   科学家注意到鱼缸里的一些鱼是鱼食性的，这可能是水质污染的一个迹象。