有关此次喷发事故的具体细节我们所知甚少，但看起来应该极为猛烈，算得上是火山爆发指数等级最高的一场火山喷发。
Little is known of the specifics of the eruption but it seems to have been a violent explosion , falling into the top category of the Volcanic Explosivity Index .
火山爆发指数