一方面，一些科学家指出，如果你能够克隆人类胚胎，那你就可以生产出能够用来拯救人类生命的组织，例如骨骼和肺组织。
On the one hand, some scientists point out that if you clone an embryo, you can produce valuable tissues - such as bone or lung tissue - that could be used to save human lives.
他们有许多相同的骨骼特征，例如中空的骨头，也都有羽毛和筑巢行为。
They share many skeletal features, such as hollow bones, as well as feathers and nest-building behaviors.
例如，骨骼或如眼球类的东东等也许不会真正的变形很多，尽管可以压缩它。
For example, the skeleton or things like eyeballs etc may not really deform much, though the flesh around them may.
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