They aren't the oldest known fossils of hominids — as prehuman species and their relatives are called — but constitute the most complete set discovered so far.
这些化石并不是已知最早的原始人化石，但却是迄今发现的原始人化石中最完整的。
They are a part of an archetype called the shadow. It derives from our prehuman, animal past, when our concerns were limited to survival and reproduction, and when we weren't self-conscious.
他们属于一种称为影的原型，它是从现代人类出现之前的过去动物——当我们的祖先为生存和繁殖所困扰，而且没有自我意识时，所衍生出来的。
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