gunpowder

英 [ˈɡʌnpaʊdə(r)]

美 [ˈɡʌnpaʊdər]

n.  火药

CET4CET6TEM8化学

BNC.16323 / COCA.16953

牛津词典

noun

• 火药
  explosive powder used especially in bombs or fireworks

柯林斯词典

• 火药
  Gunpowderis an explosive substance which is used to make fireworks or cause explosions.

英英释义

noun

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

双语例句

• When the gunpowder exploded, the bullet was expelled from the gun.
  当火药爆炸时，子弹被从枪里逐出。
• Paper, printing, gunpowder and compass.
  造纸术，印刷术，火药和指南针。
• She recalls the boom of gunfire and the acrid smell of gunpowder.
  她听见了轰隆隆的枪声，闻到了刺鼻的火药味。
• If you bring fire into contact with gunpowder, there will be an explosion.
  假如你让火和火药接触，就会发生爆炸。
• The gunpowder failed to ignite.
  火药没点着火。
• He exploded the gunpowder for fun but it caused the fire.
  他爆炸火药找乐子，却造成了大火。
• The barrel of gunpowder blew up.
  火药桶爆炸了。
• NOVA: You've made a strong case for the impact of gunpowder all over the world.
  问：你举了非常生动的例子指出火药对全世界的影响。
• After the introduction of the cannon and gunpowder to the West, Westerners very quickly became expert with cannons.
  大炮和火药介绍到西方之后，西方人很快称为大炮的专家。
• The use of gunpowder was known to the Chinese before the Europeans.
  中国人懂得应用火药是在欧洲人之前。