If you really needed to take out a lot of tissue, the cancer had, in all probability, already spread through the system.
如果你真的需要取出很多组织,癌症很可能已经蔓延到了整个系统。
2
If you have diabetes or have arthritis, you've already been dealing with autoimmune diseases that arise when the body's own immune system mistakenly attacks and destroys healthy body tissue.