translation.en: And it was through our research to understand the activity of this protein, Cas9, that we realized that we could harness its function as a genetic engineering technology -- a way for scientists to delete or insert specific bits of DNA into cells with incredible precision -- that would offer opportunities to do things that really haven't been possible in the past.
translation.zh: 我们的研究主要是想 了解Cas9蛋白质的活动， 我们意识到可以驾驭它的功能， 把它当做一种基因工程技术—— 一种可以让科学家用 难以置信的精准度 来消除或插入特定DNA片段 到细胞中—— 这项技术提供了一个前所未有的机会， 让我们可以做到在过去 根本无法完成的事情。