单词 | lewisite |
释义 | Word Frequency lewisite(ˈluːɪˌsaɪt) noun a colourless oily poisonous liquid with an odour resembling that of geraniums, having a powerful vesicant action and used as a war gas; 1-chloro-2-dichloroarsinoethene. Formula: ClCH:CHAsCl2 Word origin C20: named after W. L. Lewis (1878–1943), US chemist |
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