cancer/'kænsər $ -sər/

n. a serious disease in which cells grow in a way that is uncontrolled and not normal

n. [U; C] 癌：He died of cancer last year. 他于去年死于癌症。

◇a cancer patient 癌症患者

◇lung cancer 肺癌

◇Most skin cancers can be treated successfully. 大部分皮肤癌可以治好。

常犯错误

✗ She died of a breast cancer.

✓ She died of breast cancer. 她死于乳腺癌。

[✌cancer 泛指某种癌症时多用不可数，表示种类时为可数]