cancer

n.

1. 癌
   • He has received many honours for his research into cancer.
     他因从事癌症方面的研究工作而得到了许多荣誉。
2. 迅速蔓延的恶劣的或危险的事物
   • Violence is a cancer in our society.
     暴力行为是我们社会的祸害。