“quadratic equation”概念、定义、翻译-科学时代

单词	quadratic equation
释义	数学词汇手册 quadratic equation 二次方程
随便看	non-performance non-performance non-performance non-performer non-performing non-performing asset non-performing assets non-performing assets non-performing debt non-performing loan non-performing loan non-performing loan non-performing loan non-periodic non-periodical literature non-periodic comet non-periodic disturbing torque non-periodic function non-periodic signals non-periodic variable non-periodic variation non-periodic wave non-permanent flow non-permanent members of the UN Security Council non-permissive cell

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。