“demonstrative exercise”概念、定义、翻译-科学时代

单词	demonstrative exercise
释义	教育学词汇手册 demonstrative exercise 示范作业
随便看	economic competition economic complementariness economic concentration economic condition economic conflict economic conflict group economic confrontation economic consequence economic conservation economic construction economic construction bond economic contract economic contraction economic contraction economic control economic cooperation economic cooperation administration Economic Cooperation Administration Economic Cooperation Administration (ECA) economic cooperation as joint ventures Economic Cooperation Organization （ECO） economic cooperation region economic corporation economic cost economic 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。