Invasiveness. Sometimes tumors do not stay harmlessly in one place. They destroy the part of the body in which they originate and then spread to other parts where they start new growth and cause more destruction.

侵袭性。有时肿瘤不个带着不产生危害。们破坏了部分们诞生，然后身体转移到其，那里开始新生长，并导致更多破坏。