火种

例句：

1. 1. Thefire started with a small spark from thematch.
   火是从火柴的一点火星开始的。
2. 2. The firefighters used aflammable liquid to start the fire.
   消防员用一种易燃液体来引发火灾。
3. 3. The fire was extinguishedby the quick action of the firefighters.
   消防员迅速行动，扑灭了火。