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pyrophorus 引火物 引火物 Pyrophorus n 1: tropical click beetles [synonym: {Pyrophorus}, {genus Pyrophorus}] Pyrophorus \Py*roph"o*rus\, n. [NL. See {Pyrophorous}.] (Old
Chem.) Any one of several substances or mixtures which phosphoresce or ignite spontaneously on exposure to air, as a heated mixture of alum, potash, and charcoal, or a mixture of charcoal and finely divided lead. [1913 Webster]
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