There isn't much practical significance for most of us to know why this oil rig exploded, but it is a strange and unique event, and humans seem wired to want to know why these strange events occur.

对于我们中的大多数人来说，知道为什么石油钻井平台发生爆炸，没有多大的实际意义。 但它确是一个奇怪和独特的事件，人类似乎天生就想要知道为什么这种奇怪的事件居然会发生。

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There hydrogen in the released gas met a spark and exploded, blowing the roofs off the buildings but not, it seemed at the time, damaging the containment systems.

释放出来的气体中的氢气碰到火花，已经发生了爆炸，掀翻了建筑的屋顶，同时，又毁掉了本已经污染的整个系统。

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But the zone is largely treeless, studded with house-size rocky chunks, called hummocks, that broke off the top of the mountain when it exploded.

然而这个区域还是基本上光秃秃的，布满了房子般大小的岩石块，形成一个个的小山岗，这些都是火山喷发的时候从山顶滚落下来的。

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"There was checking all around. But somehow, it is not possible to check all vehicles, so they might have slipped a vehicle inside and exploded it."

VOA: standard.2009.09.26

The fire started out small, but within seconds it exploded.

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