An antibody is an immune system protein that helps seek and destroy invaders like viruses and bacteria.
抗体是一种免疫系统产生的蛋白质，起到寻找和破坏入侵的病毒和细菌的作用。
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Scientists say they have discovered an antibody that could minimise the major internal bleeding seen in traumas like bullet wounds and car crashes.
科学家称，他们发现一种可以将诸如枪伤、车祸等内出血损伤降低到最小程度的抗体。
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So nature already gives us really exquisite structures on the nanoscale. What if we could harness them and convince them to not be an antibody that does something like HIV?