根据遗传学，需要改变基因。比如混血

来源: 润涛阎 于 2018-07-09 14:12:49 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

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• Agreed. But in reality, that is a super slow process :) -ZoyaWashington- ♀ 给 ZoyaWashington 发送悄悄话 (0 bytes) () 07/09/2018 postreply 14:14:35

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