这是一种影响人类免疫系统的疾病，使得个体更易感染一些致死传染病。
A disease affecting the human immune system, making individuals more susceptible to deadly infections.
这种急性大脑传染病几乎总是导致死亡。
This acute infection of the brain is almost invariably fatal.
据疾病控制和预防中心介绍，疟疾是全世界传染性疾病中第五大可致死疾病。
Malaria's the fifth cause of death from infectious disease worldwide, according to the Centers for disease Control and Prevention.
除非洲外，这是在所有区域导致死亡的主要死因，但是目前的估测情况表明，到2020年时非传染性疾病死亡的最大增长将出现在非洲。
They are the leading causes of death in all regions except Africa, but current projections indicate that by 2020 the largest increases in NCD deaths will occur in Africa.
显而易见，贫穷国家的慢性病致死率高于发达国家；更为奇怪的是，它往往也高于传染病致死率。
The death rate from chronic disease in poor countries is obviously higher than in rich countries; more surprisingly, it is often higher than the death rate from infections.
糖尿病及高血压等非传染性疾病是导致死产的危险因素。
NCDs such as diabetes and hypertension (high blood pressure) are risk factors for stillbirth.
导致死亡率和发病率居高的主要原因为非传染性疾病(如心脏病、中风、癌症等)和伤害，主要是道路交通事故伤害。
High mortality and morbidity rates are caused primarily by non-communicable diseases (e.g., heart disease, strokes, cancer) and injuries, mostly from road traffic crashes.
1918年至1919年间，一种名为“西班牙流感”的传染病分三波席卷了全球，致死人数约五千万，其中包括50万美国民众。
In the so-called Spanish flu epidemic of 1918-1919, three waves of disease swept the world, killing approximately 50 million people, including 500, 000 Americans.
在印度、巴基斯坦、尼日利亚和坦桑尼亚，心血管病致死率为10万分之400，几乎和传染病致死率一样。
India, Pakistan, Nigeria and Tanzania all have roughly the same death rate for cardiovascular disease: 400 per 100,000.
埃博拉病毒对灵长类动物如同对于人一样都是致命的，但人往往由于接触到受感染或感染致死的灵长类动物才传染上此种疾病的。
Ebola is as lethal to other primates as it is to people, but it is from infected and dying primates that people have usually caught the disease.
它是由于感染了人类免疫缺陷病毒后引起的一种致死性传染病。
It is due to infection of human immunodeficiency virus after a fatal infectious disease.
艾滋病传染性强、无法治愈、致死性高等特点，使得艾滋病对于艾滋病人及其家庭来说已不是一个单纯的医学题目，同时更是一个复杂的心理学、社会学题目。
AIDS as a result of infectious, incurable and fatal, causing AIDS patients and their families to AIDS is not a single medical problem, but also is a complex psychological, sociological issues.
传染病致病性和致死率的不断增加是HIV感染的最关键特点，因此免疫接种非常有益于HIV感染者的保护。
The increased morbidity and mortality of infectious diseases are key features of HIV infection; vaccination and immunoprophylaxis can make an important contribution to their prevention.
这些非传染性或者称慢性疾病加在一起，是导致死亡的主要死因。而它们并不只是富人和工业化国家的疾病。
Together, these non-communicable or chronic diseases represent a major cause of death, and they aren't just diseases of wealthy, industrialized countries.
其他传染病的患病人数有望下降得更快。2004年第七大致死原因——肺结核的排名在2030年将下降至第23位。
Other infectious diseases is expected to decline in the number of patients faster. 2004, the seventh largest cause of death - pulmonary tuberculosis in 2030 at the ranking will drop to No. 23.
这同样是一种传染性很强的病毒，并切有较高的致死率。
This is also a highly infectious virus and has a high fatality rate.
它传染力强，致死率高，难防治，并且宿主范围广，能够感染大部分的甲壳类动物，因而它不仅严重危害对虾养殖，还对海洋环境构成威胁。
It has a high infection and mortality rate, and is hard to be controlled. Therefore WSSV is not only a major threat to the shrimp industry but also to the marine environment everywhere.
据英国卫生部开展的调查，医生、牙医、或外科医生将HIV病毒传染给病人的风险还不到500万分之一，和雷击致死的几率类似。
It has undertaken research suggesting the risk of a patient catching HIV from their doctor, dentist or surgeon is less than one in five million, similar to that of being killed by lightning.
其他传染病的患病人数有望下降得更快。2004年第七大致死原因——肺结核的排名在2030年将下降至第23位。
Other infectious diseases of the number of patients is expected to decline at a faster pace. 2004, the seventh largest cause of death - the ranking of tuberculosis in 2030 will drop to 23.
第一章主要研究了含有分段形式治疗函数且忽略疾病致死率的SIS传染病模型。
In Chapter 1, an SIS epidemic model with staged treatment function is proposed where the disease-related death rate is negligible.
猪瘟是由猪瘟病毒引起猪的一种高度接触性和致死性传染病。
Classical swine fever virus (CSFV) is the causative agent of classical swine fever, a highly contagious and often fatal disease of domestic pigs.
猪瘟是由猪瘟病毒引起猪的一种高度接触性和致死性传染病。
Classical swine fever virus (CSFV) is the causative agent of classical swine fever, a highly contagious and often fatal disease of domestic pigs.
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