“perpetual motion machine of the first kind”概念、定义、翻译-科学时代

单词	perpetual motion machine of the first kind
释义	物理学词汇手册 perpetual motion machine of the first kind 第一类永动机
随便看	natural curing natural current natural current natural damping natural damping natural damping natural damping natural death natural death natural death natural decontamination natural deduction natural density natural desire natural deterioration natural detrition natural differentiation natural direction natural disaster reduction natural discharge natural distribution natural division method natural division of labour natural dormancy natural dormancy

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。