cancer
单词辨析：
指人体内的恶性肿瘤。
He died of liver cancer.
他死于肝癌。
A lot of cancers can now be cured.
现在有许多种癌症可以治愈。
指花木的枝枯病，也指人和动物的溃疡病。
This tree suffers from canker.
这棵树患根瘤病。
My dog has a canker sore in its mouth.
我的狗患了口腔溃疡。
指人、动物或植物体表或体内因病变而长出的肿块。
a cancerous/malignant growth
癌性/恶性赘生物
He has a growth on his throat.
他喉咙处上长了一个肿块。
指人或动物身体某部位因病变而长出且迅速增大的肿块。
The surgeon operated on her to remove the tumour.
外科医生给她做手术以切除肿瘤。
The doctor diagnosed the tumour as benign.
医生认为这个肿块是良性的。
相关例句：
She had localized breast cancer and both of her doctors had advised surgery
她的乳癌尚未扩散，两位主刀医生均建议她动手术。
The incidence of breast cancer increases with age.
乳腺癌的发病率随年龄增长而递增。
It is a cancer that can be cured with relative ease
这是一种相对来说比较容易治疗的癌症。
Lung cancer deprived him of his life.
肺癌夺去了他的生命。
Her mother died of breast cancer
她母亲死于乳腺癌。
Ninety per cent of lung cancers are caused by smoking.
90%的肺癌是吸烟所致。