This mixture of apelike and humanlike features suggests that the new species was transitional between the australopithecines and humans, the researchers said at a news conference on Wednesday.
星期三，该组研究人员在一个新闻发布会上说，这种既像类人猿又像人类的混合特征表明，这个新的物种是南方古猿和人类之间的过度类型。
Dr Oppenheimer recruited 28 volunteers aged between 18 and 40 and asked them to learn, from written descriptions, about three "species" of extraterrestrial alien, each of which had seven features.
奥本海默博士招募了28位年龄在18到40岁之间的志愿者，要求他们通过阅读一些文字资料来学习三类外星人“物种”的相关信息，每种外星人都有7个特征。
It's a long shot, but if they can detect genetic variations between species they may learn how and why some features evolve the way they did.
这样做成功的机会很小，但如果成功将有很大的回报。他们一旦查明物种间的遗传变异，就有可能知道一些特性是如何及为什么以它们那种方式进化的。
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