“鸟胸类”的概念、定义、翻译、参考文献-科学参考

单词	鸟胸类
释义	鸟胸类 Encyclopedia 理学鸟纲（化石）释 None鸟胸类一类种类数量很大、具有同一祖先且来源于基干鸟类的鸟类群。由反鸟类（Enantiornithes）和今鸟型类（Ornithuromorpha）构成，包括了中生代发现的大多数鸟类化石。
随便看	peracid peracidity peragration Perak People's Uprising Perak Sungai peralkaline perambulator peramine peraphyllum P / E ratio perbenzoic acid perbromic acid per-call key per capita disposable income per capita effective refuge area per capita expenditure of domestic tourists per capita residential land control index per capita urban park area perceived control perceived noise level perceived organizational support Perceived Quality perceived risks perceived value pricing per cent

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。