单词	tetracene
释义	tetracene noun tet·​ra·​cene ˈte‧trəˌsēn plural -s : a yellow solid compound (H3N2C)NHNHN=N(CN2H2)NHNO made by reaction of amino-guanidine and nitrous acid and used as an explosive in priming compositions for cartridges and in combination with lead azide to reduce the flash point of the latter called also tetrazene Word History Etymology alteration of tetrazene
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