“有颌类”的概念、定义、翻译、参考文献-科学参考

单词	有颌类
释义	有颌类 Encyclopedia 理学有颌类释 gnathostomes有颌类具有上下颌的脊椎动物类群。现生脊椎动物的绝大多数属种都属于有颌类，从出现上下颌的鱼类到两栖类、爬行类，再到鸟类和哺乳类，人类也属于有颌类。
随便看	orientation birefringence orientation class orientation cohomology class orientation correction orientation cultivation orientation effect orientation fluctuation orientation force orientation homology class orientation manifold orientation of a manifold orientation of a simplex orientation of a space orientation of a surface orientation of reference ellipsoid orientation parameter orientation phase orientation polarization orientation-preserving orientation-preserving automorphism orientation-preserving isomorphism orientation-preserving mapping orientation quantization orientation reaction orientation-reversing

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。