noun 下载 🔗分享 四氧化物 Any oxide containing four oxygen atoms in each molecule Examples : "Scientists analyzed the newly discovered compound and determined it was a tetroxide, containing four oxygen atoms bound to each molecule of the other element. " 科学家们分析了这种新发现的化合物,确定它是一种四氧化物,也就是说,它的每个分子都结合了四个氧原子。 chemistry compound substance science 与AI对话词汇游戏阅读练习