translation.en: Could you, say, instead of using material, can I take some cells along with the material, and remove a damaged piece of tissue, put a bio-degradable material on there?
translation.zh: 我们能否，比如，不要用材料， 而是在使用这个材料的同时更够取出一些细胞， 并清除一块受伤的组织， 然后放一个人体可以自行降解的材料上去？