In government laboratories and elsewhere, scientists are seeking a drug able to prolong life and youthful vigor.

在政府实验室和其他地方，科学家们正在寻找一种能够延长寿命、让人保持年轻活力的药物。

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The medical community was interested because it offered a chance, potentially, to intervene and prolong life.

医学界对此很有兴趣，因为研究人员可能有机会干涉并延长人的生命。

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In higher income countries, surgery and chemotherapy can prolong life for up to a few years in some patients.

在较高收入国家，通过外科手术和化疗，部分患者的寿命可延长到几年以上。

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Immunex hopes Enbrel can prolong life by a year or more.

FORBES: Chemical Chameleon

Avastin did not prolong life when used as a first treatment for people with brain tumors like the one U.S. Sen.

NPR: Avastin Fails Studies In New Brain Tumor Patients

Scientific-Atlanta did this to prolong box life, but found a side benefit.

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