只要所有的生理学以及解剖学参数吻合，这些新的部分就不需要像精确的复制品那样具有自然骨骼结构的外形。

So long as all the physiological and anatomic parameters are met, these new parts need not look anything like precise replicas of the natural bone structure.

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可能也获得了飞鸟的结构图，因为这些结构图的复制品在兄弟会和纳瓦罗都有存放。

They may also have access to the blueprints of the vertibirds, because there were copies at Navarro and in possession of the Brotherhood of Steel.

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由于心脏复杂的生理结构，生物医学工程师需要耗费漫长的时间来建造一个机械复制品，使用人工心脏来保持心力衰竭患者良好地活下去。

So it's no wonder that biomedical engineers have had a tough time building a mechanical replica to keep patients with heart failure alive and well.

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