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首頁英語詞典gunpowdergunpowder英英釋意

gunpowder

英 ['g?npa?d?] 美['ɡ?npa?d?]
  • n. 火藥；有煙火藥

英英釋意

1. a mixture of potassium nitrate, charcoal, and sulfur in a 75:15:10 ratio which is used in gunnery, time fuses, and fireworks