translation.en: And the cancer, the body is saying the lung tissue is damaged, we need to repair the lung. And cancer is originating in the lung trying to repair -- because you have this excessive proliferation of these remarkable cells that really have the potential to become lung tissue.
translation.zh: 身体说肺组织受到了损害 需要修复,癌症便由此而生 试图修复的过程中, 这些细胞会过度增生 这些细胞有成为肺组织的潜力