英语词汇“二级的”的翻译、意思、用法、释义-英汉汉英词典

单词	二级的
释义	二级的a.two-step二级的second-class二级的，乙等的，第二流的国家教育研究院双语词汇双向☞二级的--二等的--二流的
随便看	ion--exchanger ion-exchanger ion-exchange reaction ion-exchange reactor ion-exchange--reactor ion exchange resin ion-exchange resin ion-exchange--resin ion exchanger ionite ion exchange separation ion-exchange separation ion-exchange--separation ion-exchange softening ion-exchange spot test ion exchange technique ion exchange technology ion exchange theory ion exchange unit ion exchange water ion-exchanging ion-exchanging--surface ion exclusion ion exclusion chromatography ion exclusion chromatography} ion-exclusion chromatography