eurygnathous

adj.上颔宽大的

具有广阔嘴巴的，广口的

形容词

1. The eurygnathous fish can easily catch large prey with its wide mouth.
这种广口鱼可以很容易地用宽大的嘴巴捕捉到大型猎物。
2. The eurygnathous dinosaurs were able to consume large quantities of food due to their wide jaws.
由于它们宽大的颌骨，这些广口恐龙能够消耗大量的食物。