单词	oleum
释义	oleum noun ole·​um ˈō-lē-əm  1 plural olea ˈō-lē-ə  : oil 2 plural oleums : a heavy oily strongly corrosive solution of sulfur trioxide in anhydrous sulfuric acid Word History Etymology Latin, olive oil — more at oil First Known Use circa 1823, in the meaning defined at sense 1 Medical Definition oleum noun ole·​um ˈō-lē-əm  plural olea -lē-ə  : oil sense 1
随便看	onto onto something onto- ontogeneses ontogenesis ontogenetic ontogenetically ontogenies ontogenist ontogeny ontological ontological argument ontologically ontologies ontologism ontologist ontologists ontologize ontology onus onus probandi onuses onwaiting onward onward and upward

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