prognathism

n.[解]凸颌,凸颚

下颌过于突出、鼠獾目（一类哺乳动物）的特征

名词

1. The skeletal abnormalities of the ancient skull indicate a severe case of prognathism.
古代头骨的骨骼异常表明该人有严重的下颌过于突出特征。
2. Prognathism is a common feature found in certain animal species, such as the badger.
下颌过于突出是一些动物物种常见的特征之一，比如鼠獾目动物。