“sauropterygians”的概念、定义、翻译、参考文献-科学参考

单词	sauropterygians
释义	sauropterygians Encyclopedia 理学爬行纲（化石）释 sauropterygians鳍龙类一类中生代海生爬行动物。
随便看	metrically isomorphic flow metrically transitive metrically transitive process metrically transitive transformation metrical traits metric automorphism metric axiom metric Baire space metric base metric calculation metric camera metric coefficient metric compactum metric completeness metric complex metric condition metric connection metric continuity metric continuum metric convergence metric convexity metric count metric definition metric density metric-dependent

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。