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在事故发生一周前,24岁的瓦斯检验员就发出了危险警报。但即使以自己的生命为代价,他也未能挽救160多名工友的生命
A week before the accident, 24-year-old gas inspectors issued a dangerous alert. But even at the cost of his own life, he failed to save the lives of more than 160 workers