去年癌症夺走了他姐姐的生命。
Cancer carried his sister off last year.

癌症是一种顽症。
Cancer is a kind of persistent ailment.

生病是糟糕的，而这种情形没有一种疾病比癌症更为糟糕。
It is bad to get ill, and with no disease is it worse than with cancer.

这位老人死于结肠癌。

那位病人最终死于癌症。

他得了肝癌。
He's got a cancer in his liver.

科学家什么时候才能征服癌症呢？
When will scientist conquer cancer?

他患了癌症。
He was afflicted with cancer.