“engaged time”概念、定义、翻译-科学时代

单词	engaged time
释义	教育学词汇手册 engaged time 投入时间
随便看	meridian measurement meridian needling meridian observation meridian of Greenwich meridian of the ecliptic meridian passage meridian passage meridian path meridian phenomena meridian photometer meridian photometry meridian plane meridian plane meridian plane meridian plane meridians and vessels meridian sinew meridian spacing meridian stagnation meridian stress meridian stroke meridian syndrome meridian system meridian transit meridian transmission

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。