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。有时肿瘤不会在一带着不产危害。破坏了部分的，然后身体转移到其，在那里开始新的长，并导致更多的破坏。