• 1. 重大火灾: fire disaster | great fire | huge fire | serious fire
• 2. 天津港特别重大火灾爆炸: the massive explosion in Tianjin Port
• 3. 重大火灾隐患: major fire potential

更多释义

• 1.重大火灾的发生是小概率事件，其历史数据属于小样本统计数据。
  The serious and extremely serious fires are events with low probabilities, and the statistics data of them are of small sample.
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• 2.大多数企业主都不会考虑到这点，但保险公司知道延长线和小型供热器是重大火灾隐患。
  This is not something that most business owners think about, but insurance companies know that extension cords and space heaters are major fire hazards.
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• 3.重大火灾隐患判定和重大火灾隐患整改方案的确定，与隐患单位的利益密切相关。
  Rights and interests of entities with major fire potential have a close relationship with a confirmation and rectification program of major fire potential.
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