单词 | genus Protoavis |
释义 | genus Protoavis (extremely rare) n WORD FAMILY genus Protoavis n extinct primitive birds of the Triassic period; 70 million years before archaeopteryx Hyper bird genus a genus of birds |
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英语词典包含147318条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。