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单词 black powder
释义 black powder
noun
: an explosive consisting of black gunpowder now used chiefly as an ignition charge and primer, as a propellant in older guns fired as a hobby, and in pyrotechnics; also : a similar explosive consisting of a mixture of sodium nitrate instead of potassium nitrate and charcoal and sulfur used chiefly in blasting — see blasting powder
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更新时间:2024/9/22 13:28:25