The broad goal, of course, is to end the disease. The highest-leverage approach is prevention. The ideal technology would be a vaccine that gives lifetime immunity with a single dose.

人们最大的目标当然是要制止这种疾病，最有效的方法是预防，最理想的技术应该是只要通过一剂疫苗便可以给人们带来终身免疫能力。

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The broad goal, of course, is to end the disease. The highest-leverage approach is prevention. The ideal technology would be a vaccine that gives lifetime immunity with a single dose.

人们最大的目标当然是要制止这种疾病，最有效的方法是预防，最理想的技术应该是只要通过一剂疫苗便可以给人们带来终身免疫能力。

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