| 单词 | subclass Archaeornithes |
| 释义 | subclass Archaeornithes (extremely rare) n WORD FAMILY subclass Archaeornithes n primitive reptile-like fossil birds of the Jurassic or early Cretaceous Syn|Hyper Archaeornithes class (biology) a taxonomic group containing one or more orders |
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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。