An underground organization has claimed responsibility for the bomb explosion.
一个地下组织已声称对炸弹爆炸事件负责。
Twenty miners were trapped underground after the gas explosion.
瓦斯爆炸后有二十名矿工被困井下。
At the time of the explosion, 436 people were working underground.
当爆炸发生时，有436名矿工在井下工作。
At the time of the explosion, 436 people were working underground.
当爆炸发生时，有436名矿工在井下工作。
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