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.
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.
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.
因此，从源头上预防玩忽职守犯罪不但非常重要，而且很有必要。
Thus, it is important and necessary to prevent the crime from source.
治疗和预防疾病肯定是更为复杂，艾滋病有许多不同的源头在美国和非洲。
Treating and preventing disease is certainly more complicated, and AIDS has many different stigmas here in the US and in Africa.
加强源头管理和及时掌握新的卫生信息、知识，是预防、控制和查处此类食物中毒事故的关键。
Through the investigation of the accident, we realize that we should strengthen the supervision Orthe food source and be aware of the information and knowledge...
加强源头管理和及时掌握新的卫生信息、知识，是预防、控制和查处此类食物中毒事故的关键。
Through the investigation of the accident, we realize that we should strengthen the supervision Orthe food source and be aware of the information and knowledge...
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