translation.en: If we can invent materials, design materials, or extract materials from a natural environment, then we might be able to have those materials induce the body to heal itself.
translation.zh: 如果我们能发明合成材料，设计材料， 或着从自然界中提炼出新的材料。 或许就可以利用这些材料诱发发身体的修复功能。