“mental deficiency”概念、定义、翻译-科学时代

单词	mental deficiency
释义	教育学词汇手册 mental deficiency 心理缺陷；智力缺陷
随便看	progress chart of teaching progress class progress control progress control progression progression progression progression progression progressionism progressive Progressive progressive progressive aging progressive amnesia progressive assimilation progressive average progressive bluegrass progressive burning progressive burning progressive commission progressive concentration（fire） Progressive Conservative Party progressive consumer progressive cost

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。