英语词汇“secondary classification”的翻译、意思、用法、释义-英汉汉英双解词典

单词	secondary classification
释义	secondary classification 二级分类
随便看	silver trinitrophenolate silver trinitrophenoxide silver trioxofluorophosphate silver trophy silver trumpettree silver tungstate silvertungsten silver tungsten silver-tungsten silver-tungsten alloy contact silver tungsten bimetallic band silver-tungsten bimetallic band silver-tungsten contact material silver unevenness Silver Unilever China Beijing Branch silver unit silver urn Silver Valley silver vanadate silver vanadium oxide silver vase Silvervein Creeper Root silver ventricular cannula Silverville silvervine