“cohomology operation”概念、定义、翻译-科学时代

单词	cohomology operation
释义	数学词汇手册 cohomology operation 上同调运算
随便看	ocean floor ocean floor ocean-floor metamorphism ocean-floor spreading ocean-floor spreading hypothesis ocean freight ocean freight ocean freight (OF) oceanfront oceangoing ocean-going ocean-going destroyer ocean-going submarine ocean-going tug ocean-going vessel ocean-going vessel ocean gray ocean heat transport experiment（OHTEX） Oceania Oceanian society oceanic oceanic absorption oceanic adventure oceanic biooptics oceanic bottom biological resources

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。