ich.thy.or.nisn.(名词)Any of various extinct, toothed birds of the genusIchthyornis that existed during the Cretaceous Period. 鱼鸟:生存于白垩纪,现已灭绝的有牙齿的鱼鸟 属动物 来源:ichthy(o)- ichthy(o)-Greek ornis [bird] * see or- 希腊语 ornis [鸟] *参见 or-