gun
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火药, 黑火药
a type of powder that is explosive, used in making bullets, bombs, etc.
- Gunpowder, also known as black powder, is a mixture of potassium nitrate, charcoal, and sulfur.
火药，又称黑火药，是硝酸钾、木炭和硫磺的混合物。
- The invention of gunpowder revolutionized warfare by enabling the development of firearms and cannons.
火药的发明通过使枪支和大炮的发展成为可能，从而彻底改变了战争。
- In fireworks displays, gunpowder is used to create colorful explosions and effects in the sky.
在烟花表演中，火药被用来在天空中创造出彩色的爆炸和效果。
- Gunpowder played a significant role in the Industrial Revolution, particularly in mining and construction.
火药在工业革命中发挥了重要作用，特别是在采矿和建筑方面。
- Historically, gunpowder was used in early rocket propulsion experiments before the development of modern solid and liquid fuels.
历史上，在现代固体和液体燃料发展之前，火药被用于早期的火箭推进实验。
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