explosive factor

例句：

1. 1. The explosion was caused by a sudden spark from the gunpowder.
   爆炸是由火药中的火花引起的。
2. 2.The scientist found that the chemical composition of the explosive factor was crucial to its detonation.
   科学家发现，该爆炸物的化学组成对其引爆至关重要。
3. 3. The research team identified several factors that could contribute to the explosion, including human error and improper storage.
   研究小组确定了可能导致爆炸的几种因素，包括人为错误和不当储存。