In the event that someone contracts a serious illness such as leukemia,
如果有人患上如白血病等严重的疾病，
A serious illness has prevented her from working for a year.
严重的疾病使得她有一年不能工作了。
Bart, DID is a serious illness; people who suffer from it deserve our compassion.
巴特，精神分裂是很严重的疾病；受这种疾病折磨的人，值得我们同情。
Cancer and tuberculosis are serious maladies in every country.
癌症和肺结核在许多国家是非常严重的疾病。
HCC( hepatocellular carcinoma) poses a significant disease burden in many parts of the world.
⒃谑澜绺鞯兀琀CC（细胞肝癌）为了严重的疾病负担。
TB is a serious illness, but it can be cured .
肺结核虽然是一种严重的疾病，但是可以治愈。
A lack of vitamins can lead to generally poor health or even serious sickness.
缺乏维生素会损害健康，甚至会引起严重的疾病。
Several serious medical conditions have been linked to obesity, including diabetes, heart disease, high blood pressure, and stroke.
许多严重的疾病，如糖尿病、心脏病、高血压、中风都与肥胖有关。
a progressive disease,ie one that gradually increases in its effect
进行性的疾病（逐渐严重）
suffering from severe mental illness.
患有严重精神疾病的。
Figure 2. 2 shows the relation of the severity of the illness to disease statistics.
图2-2显示了疾病的严重性和疾病的统计关系。
Four victims of very serious mental illness:
四种患有严重的精神疾病的患者：
A cough is sometimes a symptom of a serious disease .
咳嗽有时是严重疾病的征兆。
Many serious diseases are carried by insects .
很多严重疾病是由昆虫传播的。
acute delirium caused by alcohol poisoning.
由于酒精中毒而引起的严重精神疾病。
A dangerous contagious disease or other serious illness?
患过有危险性的传染病或其他严重疾病吗?
Occurring suddenly and severely.Used of a disease.
急性的，暴发的突然且很严重的发生。用于疾病
It has long been established that many human serious diseases are carried by insects.
早就证明人类的许多严重疾病都是昆虫传播的。