chalcogen读音_例句
chalcogen 朗读
chalcogen
音标：英[\'kælkədʒən] 美[\'kælkədʒən]
chalcogen翻译
chalcogen双语用法和例句
相关单词
carbohydrate cerebropathy chapeaubras cargoliner castries chromammine cartouch crumply colipyuria catsuit cholic cholangiolia collywobbles cardioacceleratory cook cyrtometry Corallimorpharia comparatist chloroacetamide cyanoguanidine