So now, what I've been working on for the last four years is to develop smart biomaterials, which are actually materials that will work with the body, helping it to heal and helping it to allow the wounds to heal normally.
所以，我在过去四年里一直致力于 开发智能的生物材料， 这些生物材料可以 很好的在身体上作用，帮助治愈 并且帮助伤口正常愈合。