fire severity

例句：

1. 1.The fire was so severe that it destroyed the entire building.
   这场火灾非常严重，几乎摧毁了整个建筑。
2. 2. The fire severity assessment is crucial for emergency response.
   火灾严重性评估对于紧急响应至关重要。
3. 3. Fire severity is a factor that needs to be considered in building design.
   火灾严重性是建筑设计时需要考虑的因素。