“降级”概念、定义、翻译-科学时代

单词	降级
释义	军事词汇手册降级 demotion；downgrade
随便看	stone rubbing stone-searcher stoneseed stone shaft stone-slab raised pathway stone spreader stone stream stone tablet stone teeth stone tool stoneware stoneware stoneware stoneware pump Stone & Webster furnace stonework stonework stonewort stonewort Stoney formula Stone-Čech compactification Stone，Lawrence stoning stoning stony desert

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。