“copula”概念、定义、翻译-科学时代

单词	copula
释义	生物学词汇手册 copula 联合突；连接体
随便看	marker sentence marker soldier marker variable market market market market market market market market market market marketability marketability marketability marketability marketability marketability marketability marketability marketable marketable discharge permit marketable fish marketable goods

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

copula