Westhusin's experience with cloning animals leaves him upset by all this talk of human cloning.

克隆动物的经历让威斯苏森对所有关于克隆人类的言论感到不安。

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Scientists are still experimenting with cloning mammals.

科学家们现在还在进行克隆哺乳动物实验。

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Westhusin's experience with cloning animals leaves him vexed by all this talk of human cloning.

威斯·苏森克隆动物的经验使他对克隆人的种种说法十分恼火。

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With cloning, you are forcing nature to do something that it does not want to, so the new risks are to be expected.

CNN: Human stem cell cloning: 'Holy Grail' or techno-fantasy?

They're reshaping DNA, curing hereditary diseases, flirting with cloning.

FORBES: Magazine Article

With human cloning technology just around the corner and enough frozen sperm in the world to already populate many generations, perhaps we should perform a cost-benefit analysis.

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