Some eye witnesses report that a bag was about to be loaded on board, but it exploded during a security check.

一些目击者报告说，一个包裹被装上车，但在安全检查时爆炸了。

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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。

youdao

"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.

BBC: Eyewitness: Kiss night club fire in Santa Maria, Brazil

The shell discharged in its tube but it is not clear if more than one round exploded, a Marine spokesman said.

BBC: Brig Gen Jim Lukeman

The search for evidence from the Pan Am jet, which exploded over Lockerbie, was exhaustive but from it investigators found scraps of clothes and tiny bits of the bomb and its casing.

BBC: Will the bombers be caught?