单词	Stock system
释义	Stock system noun ˈstäk- variants or Stock's system : a system in chemical nomenclature and notation of indicating the oxidation state of the significant element in a compound or ion by means of a Roman numeral that is used in parentheses after the name or part of the name designating this element and ending invariably in -ate in the case of an anion and that is placed above and to the right of the symbol for this element according to the Stock system nitrous oxide is named nitrogen (I) oxide, ferrosoferric oxide Fe3O4 is iron (II, III) oxide FeIIFeIII2O4, and potassium manganite is potassium manganate (IV) K2MnIVO3 Word History Etymology after Alfred Stock, 20th century German chemist
随便看	morseled morseling chrisom child chrisoms Chrissake chrissakes Christ christ christ jesus christ process Christ Within Christ's-thorn christ-thorn Christadelphian Christadelphianism Christchurch christcross christcross-row christellae christellas christen Christendie Christendom christendoms christened

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