心脏移植曾经一度被认为是不道德的——你怎么可以在一个人的胸部开个洞，然后把心脏移植到另外一个人的身体里呢？
Heart transplants were once considered immoral–how could you open the chest cavity of one person and transplant the heart into the body of another person?
心脏移植曾经一度被认为是不道德的——你怎么可以在一个人的胸部开个洞，然后把心脏移植到另外一个人的身体里呢？
Heart transplants were once considered immoral–how could you open the chest cavity of one person and transplant the heart into the body of another person?
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