I reckon a lot of these mysterious chronic diseases are related to some infectious agent that's been a trigger.
我猜测很多神秘的慢性疾病都和一些感染源的激发有关。
It might have happened when you were a child and now it [the infectious agent] is long gone, but it sets you up for a problem later in life.
你也许在小时候受过一次感染，而现在它(那个感染源)已经不复存在，但它为你后来的某个疾病埋下了病根。
Is it possible to enjoy a peaceful life in a world that is increasingly challenged by threats and uncertainties from wars, terrorism, economic crises and a widespread outbreak of infectious diseases?
当今世界，战争、恐怖主义，经济危机和大规模爆发的传染性疾病等威胁和未知因素层出不穷，人类能否在这样一个环境中享受和平生活？
On the 20th of that month, Dr. Welch examined a sick boy, Billy, and knew he had diphtheria, a deadly infectious disease mainly affecting children.
在那个月的20号，韦尔奇博士检查了一个生病的男孩比利，得知他患了白喉，一种主要影响儿童的致命传染性疾病。
Infectious bronchitis generally begins with the symptoms of a common cold: runny nose, sore throat, fatigue, and chilliness.
感染性支气管炎起病时，一般具有普通感冒症状：出现流鼻涕、喉痛、疲乏和寒战。
Tuberculosis is a respiratory infectious disease caused by tubercule bacilli.
肺结核是由结核杆菌引起的呼吸道传染病。
A pandemic is an outbreak of a new infectious disease, which causes serious illness and spreads widely from person to person across more than one geographical region.
大流行疫情就是一种新的传染性疾病爆发，它会导致严重症状，并在一个以上地理区内进行人与人之前的广泛传染。
微笑是会感染人的。
Being unhappy is like an infectious disease; a causes people to shrink away from the sufferer.
闷闷不乐就像一种传染病；染上这种病的人大家都惟恐避之不及。
Do you know how many contacts you have with infectious people on a daily basis?
你知道你每天与多少受传染的人接触吗？
A fellowship training in infectious diseases had deepened her interest in public health.
一次有关传染病的研究生培训加深了她对公共卫生方面的兴趣。
Hordeolums are an acute, focal infectious process, while chalazions are a chronic, noninfectious granulomatous reaction.
麦粒肿是一种急性、局部的感染过程，而霰粒肿则是一种慢性、非感染性的肉芽肿反应。
It is chronic, infectious, a plague on both rural and urban poor, and, in her view at least, neglected.
它是一种在城市和乡村都存在的慢性传染性疾病，并且至少按照卡尔顿博士的观点，是一种被忽视的疾病。
Take a simple example like infectious disease.
简单地以传染病为例。
When cigarettes first appeared, they spread the way an infectious disease spreads through a previously isolated population.
香烟刚出现时，就象传染病一样，在各个人群中传播。
HBV is a major infectious occupational hazard of health workers.
乙型肝炎病毒是影响卫生工作者的具有传染性的一大职业危害。
Scientists from the University of New Mexico analyzed IQs across the United States and declared that exposure to infectious disease had a huge effect on brain power.
美国新墨西哥大学的科学家们通过分析美国人的智商，得出了这个结论：传染性疾病可对人类脑力产生巨大影响。
Hearing loss can be caused by a variety of factors, including infectious disease, loud noises, injury and simple aging.
听力受损是由多种原因引起的，包括传染性疾病、噪声、外伤或者仅仅是由于老化。
A: Measles is a highly infectious disease.
答：麻疹是一种传染性很强的疾病。
Immunization remains a cornerstone of our work in infectious disease control.
免疫仍是我们传染病控制工作的基础。
The Infectious Diseases Society of America, a professional organization of doctors, cites the case of Josh Nahum, a 27-year-old skydiving instructor in Colorado.
美国传染病研究组织一个专业医师引用了乔希·内厄姆的例子，27岁的内厄姆是科罗拉多州的一名跳伞教练。
The Infectious Diseases Society of America, a professional organization of doctors, cites the case of Josh Nahum, a 27-year-old skydiving instructor in Colorado.
美国传染病研究组织一个专业医师引用了乔希·内厄姆的例子，27岁的内厄姆是科罗拉多州的一名跳伞教练。
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