/ˈkænsə/ n.1.【病理】(malignant growth)癌；恶性肿瘤
Doctors discovered that the cancer had spread to his abdomen.医生们发现癌已经扩散到了他的腹部。
Ninety per cent of lung cancers are caused by smoking.90％的肺癌是吸烟引起的。
breast cancer乳腺癌
2.【病理】(illness)癌症
Jane was just 25 when she learned she had cancer.简获悉自己得癌症时年仅25岁。
Her father Michael is battling cancer.她的父亲迈克尔正在和癌症斗争。
3.(evil influence)痼疾；毒瘤
the cancer of discrimination歧视这一痼疾
The judge said that he was a cancer on society.法官说他是社会的毒瘤。