名詞 gunpowder:

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

1. Gunpowder is an explosive.
   火藥是一種爆炸物。
2. Sulphur can be used to make gunpowder.
   硫磺可以用來制造火藥。
3. Sulfur can be used to make gunpowder.
   硫磺可以用來制造火藥。
4. The rebels were short of gunpowder.
   反叛者們?nèi)鄙購椝帯?/div>

gun.pow.der

n.（名詞）
Any of various explosive powders used to propel projectiles from guns, especially a black mixture of potassium nitrate, charcoal, and sulfur.
火藥：一種爆炸性粉末，用來把發(fā)射物從槍枝中推射出來，尤其是硝石，炭和硫磺的黑色混合物