Saving lives has always been an important mission of science. Now science, and indeed all society, is facing a new dilemma: whether or not to try and save more lives through human cloning.
    挽救生命一直是科學(xué)研究的一項(xiàng)重要使命。如今，科學(xué)研究，其實(shí)是整個(gè)社會，正面臨著一個(gè)新的困境：是否要設(shè)法通過克隆人類來挽救更多的生命。