“克隆的效率低得令人难以置信，而且也很危险。”他说。

"Cloning is incredibly inefficient, and also dangerous," he says.

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事实上，这个过程可能会在克隆的基因中嵌入一些小的缺陷，而科学家们直到现在才发现这些缺陷。

In fact, the process can embed small flaws in the genes of clones that scientists are only now discovering.

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对绝种的生命形式进行克隆的想法仍然属于科学幻想。

The idea of cloning extinct life forms still belongs to science fiction.

《柯林斯英汉双解大词典》

Another example of using this technique is to produce therapeutic proteins from cloned DNA and I'm going to describe this one.

另一个运用到此技术的例子就是,从克隆的基因中制造治疗性的蛋白质,我会具体说这个例子

耶鲁公开课 - 生物医学工程探索课程节选

But I do think that there are potential scientific and medical benefits for the use of cloning.

但是，我认为克隆技术的使用大大地推动了科学以及医学的发展。

生物克隆是热点问题 - SpeakingMax英语口语达人

Yeah? Food from cloned animals Food from cloned animals - you didn't expect that to be Biomedical Engineering?

嗯,来自克隆动物的食品,来自克隆动物的食品,你觉得这不是生物医学工程范畴

耶鲁公开课 - 生物医学工程探索课程节选