“courtesy copy”概念、定义、翻译-科学时代

单词	courtesy copy
释义	请查阅courtesy copy--courtesy copy (CC)
随便看	first Lagrangian point first language first language first language first language acquisition first language--first language（L1） first language（L1） first law of cosines first law of dynamics first law of Kepler first law of thermodynamics first law of thermodynamics first law of thermodynamics first lesson first lien first lien first lien first lieutenant first limit theorem first line first-line manager first-line manager first line of the couplet first-line supervisor first-line supervisor

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。