“tetravalent”的概念、定义、翻译、参考文献-科学参考

单词	tetravalent
释义	tetravalent Chemistry Having a valency of four.
随便看	polynomially bounded algorithm polynomial number polynomial regression model polynomial ring polynomial space polynomial time polynomial-time complexity polynuclear transition metal complex polynucleotide polyol polyp polypedon polypeptide polypetalous polyphase landscape polyphase merge sort polyphase system polyphase transformer polyphenism polyphonic polyphyletic polyphyletism polyphyodont Polyplacophora polyploid

科学参考收录了60776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。