“试题难度等级”概念、定义、翻译-科学时代

单词	试题难度等级
释义	教育学词汇手册试题难度等级 item difficulty gradient
随便看	bajiao banana Baji Rao Ⅰ Bajocian Stage bajo sexto bajourou bak bakachun camera bakagai Bakalasa virus Bakau bunyavirus Bakau virus bake bake bakeapple bake beans bakeberry bakeboard baked Alaska baked apple baked apple baked bean baked beef baked beef bones baked bun baked chicken in salt

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。