fire fighting foam

例句：

1. 1. The firefighters used fire fighting foam to put out the flames.
   消防员使用防火泡沫扑灭火焰。
2. 2. The foam was designed to protect people from the heat of the fire.
   这种泡沫被设计来保护人们免受火灾的高温影响。
3. 3. The foam was used as a fire extinguishing agent in this building.
   这种泡沫被用作这座建筑的灭火剂。