她染上了一种罕见疾病。

She became infected with a rare disease.

youdao

先天性左房壁瘤是一种罕见疾病，分心包内型与心包外型。

Congenital aneurysm of left atria is rare disease that is devided into intrapericardial and extrapericardial types.

youdao

研究者发现过去或现在吸烟、饮酒与卵巢癌总发病风险并无关联，但是吸烟可以增加一种罕见疾病的发病率。

The researchers found no significant link between current or past smoking or drinking and overall ovarian cancer risk, though cigarettes seemed to raise the likelihood of one rare form of the disease.

youdao