Their ability to go on a sustained eating binge while at the bay is due entirely to another creature: the horseshoe crab. These bizarre animals are among the oldest on Earth.

让它们能不停地在特拉华湾狂吃的原因，完全是因为老天爷在那里安排了另一种生物：马蹄蟹，地球上最古老的奇怪的动物。

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Of course, looking for hydrogen sulfide-eating microbes that ooze elemental sulfur means that we'll be looking for similar biological processes we observe on Earth.

当然，寻找渗出硫元素的硫化氢分解微生物意味着我们在寻找与地球上观测到的生物进程相同的过程。

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What on earth have you been eating?

你到底吃了些什么？

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This refers both to the habit of children of eating earth and similar cravings among pregnant women.

ECONOMIST: Lead pollution has caused a lasting public-health blight

He was eating a full meal, something slopped in brown gravy from the center of the earth.

NEWYORKER: Midnight in Dostoevsky