“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	View From the Window at Le Gras viewing viewing angle viewing angle magnification viewing distance viewing fee viewing field viewing field, field of view viewing filter Viewing Fish at Flower Pond viewing pyramid viewing rate viewing storage tube viewing transformation view interpolation view materialization view of agricultural system view of appropriateness of climate soil and crops view of appropriateness of climate, soil and crops View of Four Seasons by Liu Songnian view of harmonious development View of Human Rights view of nature in Chinese landscape architecture view of relationship among the three elements heaven,earth and human view of sports

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。