“convex-concave function”概念、定义、翻译-科学时代

单词	convex-concave function
释义	数学词汇手册 convex-concave function 凸凹（二元）函数
随便看	pontificator pontine cistern pontine raphe pontium pontoon pontoon pontoon pontoon pontoon pontoon bridge pontoonier pontoon unit pontoon wharf pontophile Pontryagin class Pontryagin number Pontryagin-van Kampen duality theorem Pontus pony edition ponyfish pony glass pony report pony type mixer Ponzi scheme Ponzo illusion

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。