explosive purite

例句：

1. 1.The bomb was a powerful explosive that could cause serious damage.
   这个炸弹是强大的爆炸物，可能造成严重的破坏。
2. 2. The military used explosives to clear land for new construction projects.
   军队使用爆炸物来为新的建设项目清除土地。
3. 3. The scientist discovered an explosive substance that could be used in warfare.
   科学家发现了一种可以用于战争的爆炸物质。