英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Archaeopteryx的结果
Archaeopteryx
(n.)
A fossil bird, of the Jurassic period, remarkable
for having a long tapering tail of many vertebrae with feathers along
each side, and jaws armed with teeth, with other reptilian
characteristics.