gunpowder
n.黑色火药，有烟火药
英文释义
n. A black, granular, explosive substance, consisting of an intimate mechanical mixture of niter, charcoal, and sulphur. It is used in gunnery and blasting.
n.黑色火药，有烟火药
n. A black, granular, explosive substance, consisting of an intimate mechanical mixture of niter, charcoal, and sulphur. It is used in gunnery and blasting.
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