ElmoyoudaoicibaDictYouDict[Elmo 词源字典]
of St. Elmo's Fire (for which see saint (n.)); probably from Greek elene "torch," via an apocryphal saint (Bishop of Formiae in Italy, who died c.304 and was invoked in the Mediterranean by sailors during storms).[Elmo etymology, Elmo origin, 英语词源]