Andrews argues that fixing a genetic defect that causes a catastrophic disease and passing that correction to new generations would be a benefit, not a risk.
安德鲁斯争辩说，修复导致致命疾病的基因缺陷并将治疗后的基因传给下一代是一件有益的事情，而不是风险。
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In one proposal, Andrews' team hopes to cure DNA deficiency, a rare immune disease that requires children to be protected from all viruses and bacteria by living in a special "bubble".