“鸟纲”的概念、定义、翻译、参考文献-科学参考

单词	鸟纲
释义	鸟纲 Encyclopedia 理学鸟纲（化石）释鸟纲（化石）脊椎动物的一纲。由于鸟类的骨壁薄，所以它的化石保存相对稀少。
随便看	long wave fluctuation long-wave fluctuation longwave infrared long wave infrared detection system long-wave-pass long wave pass filter longwave photometric system longwave photometry longwave radiation longwave radiation budget at the Earth surface long wave radio time service long wave UV reflection photography Longweipai Longwen Qu Long White Sentiment Longwu Dynasty Longwu Zhen Long Xian Long Xie Longxi-Hongkou nature reserve Longxingguan Daodejingchuang Longxing Peace Agreement Longxing Temple Longxi Xian Long Xizu

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。