科学家正着手行动，以更好地了解物种脆弱性，疾病传播路径，以及从源头预防疾病发生的方法。

Scientists are beginning to gain a better understanding of the vulnerabilities of certain species, disease transmission routes, and ways to prevent disease problems from occurring.

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预防或减少人类接触二恶英的最佳途径是通过控制源头，也就是说，严格控制工业过程，以尽可能减少二恶英的形成。

Prevention or reduction of human exposure is best done via source-directed measures, i.e. strict control of industrial processes to reduce formation of dioxins as much as possible.

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在经过此次研究后，我们能够掌握如何生产出这种保护性的抗体酶，而未来的目标则是将其生产为可预防艾滋病毒的疫苗，从源头遏制这种可怕的病毒的传播。

We have learned a lot from this research about how to induce the production of the protective abzymes on demand. This is the Holy Grail of HIV research -- development of a preventative HIV vaccine.

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