“失效”概念、定义、翻译-科学时代

单词	失效
释义	法学词汇手册失效 lapse; revocation; vitiation
随便看	beat frequency beat frequency detector beat frequency interferometry beat frequency method beat generation beat generation beat generation beatification beating beating beating frequency beating-in operation beating machine beating motion defect beating of waves beating-up Beatitudes Beatitudes，the beat juggling Beatles Beatles，The Beat movement beatnik beat off beat reporter

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。