灰火

例句：

1. 1.The fire had already burned out, leaving only ashes on the ground.
   火已经烧完了，地上只剩下灰烬。
2. 2.The firefighters were trying to extinguish the flames from the burning building.
   消防员正在努力扑灭着火的建筑中的火焰。
3. 3. After the fire, the remains of the old house were reduced to ashes.
   火灾过后，旧房子的残骸只剩下灰烬。