吸血鬼乌贼是一种活化石，这就是说三百多万年前恐龙还没出现的时候，它就现身了，自从那时起它几乎没有什么变化。
Vampyroteuthis infernalis is a type of living fossil, meaning that it has seen very little change since it first appeared, before dinosaurs, about 300 million years ago.
吸血鬼乌贼是一种活化石，这就是说三百多万年前恐龙还没出现的时候，它就现身了，自从那时起它几乎没有什么变化。
Vampyroteuthis infernalis is a type of living fossil, meaning that it has seen very little change since it first appeared, before dinosaurs, about 300 million years ago.
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