We find that there appears a singular trajectory ( density on it being zero ) and a additional left-facing shock after the reflected wave reaches the explosion point.

我们发现，在反射波到达爆炸点后，这里出现了一条密度为零的奇轨线和另一条左向的激波。

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The Deepwater Horizon explosion happened at a point in which the drilling had reached the oil reservoir, as we now see.

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Even as the country's overprotective parents whip themselves up into a moral panic about kid-on-kid cruelty, the numbers don't point to any explosion of abuse.

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