里德教授观察发现，具有传染性的是老蚊子而不是幼虫。
Dr Read started from the observation that it is old, rather than young, mosquitoes that are infectious.
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。
HBV is a major infectious occupational hazard of health workers.
一些研究者们已经试图去准确地定位这个具有传染性的心理现象机制。
A few researchers have tried to pinpoint the mechanism of contagious psychological phenomena.
建立并分析了一类具有饱和发生率、在潜伏期具有传染性的SEIS模型。
An SEIS model that incorporates saturating incidence and the disease infectivity in the latency is established and analysed.
存在蚊子唾液里面的病毒是具有传染性的，而那些存在蚊子肠道里面的病毒是无法传染的。
Viruses in mosquito saliva can be transmitted, but those in the gut cannot infect a new host when a mosquito bites.
近几年，研究人员经过在弗雷明汉对人们的活动很长的一段时间追踪，发现肥胖、吸烟、以及幸福感是具有传染性的。
In the years since, researchers have also used Framingham to track obesity, smoking and even happiness over long periods of time.
“流感是十分具有传染性的，如果它在人和动物之间传播，那这头猪就没必要呆在这儿了。”动物园参观者Farzana说。
"Influenza is quite contagious and if it passes between people and animals then there's no need for the pig to be here," zoo visitor Farzana said.
对于大量的具有传染性的细菌而言，情况也是这样的。在没有聚集足够多的细菌的时候- - -完全具备了毒素- - -它们不会发动全面的进攻。
The same is true for a lot of infectious bacteria, which hold off mounting a full assault-complete with toxins-until there are enough of them around.
来自ehealthinsurance机构的人力资源部门副主任WendyNiceBarnes说：“如果已经出现任何具有传染性的端倪，上班是不合适的”。
"If you've got any inkling of being contagious, it's just not fair to go in," says Wendy Nice Barnes, vice President of human resources at ehealthinsurance.
麻风是由一种细菌，即麻风分枝杆菌引起的慢性疾病，不具有高传染性，但如果得不到治疗，可能给皮肤、神经、四肢和眼睛造成严重和永久损害。
Leprosy is a chronic disease caused by a bacterium, Mycobacterium leprae. It is not highly infectious but can cause severe and permanent damage to the skin, nerves, limbs and eyes if untreated.
令人担忧的是，如果有足够的机会，该病毒将转变成对人类具有高度传染性并很容易在人际传播的形式，但尚未发生这样的事情。
There is concern that the virus – if given enough opportunities – will change into a form that is highly infectious for humans and spreads easily from person to person, but this has yet to occur.
我们造成了混乱，而今天的错误具有高度传染性。
We have made this mess, and mistakes today are highly contagious.
危机具有高度传染性并极为不公平，常常对与危机起因毫无关系的国家造成破坏。
They are highly contagious and profoundly unfair, frequently damaging countries that had nothing to do with the causes.
“秘密是很糟糕的东西，”儿童心理学家凯瑟琳·道芭也赞同，“它们具有传染性且破坏家庭。”
"Secrets are terrible things," agrees the child psychologist, Kathleen Doorbar. "They are infectious and destroy families."
如果你知道有人生病了，那么就要避免亲密的接触，若一旦接触了，就要经常用肥皂水洗手并且保持和他人的距离，因为感冒具有传染性。
If you know of someone who is ill, avoid close contact. Once exposed, frequently wash your hands with soapy water and keep your distance from others, as colds are contagious.
如果你知道有人生病了，那么就要避免亲密的接触，若一旦接触了，就要经常用肥皂水洗手并且保持和他人的距离，因为感冒具有传染性。
If you know of someone who is ill, avoid close contact.Once exposed, frequently wash your hands with soapy water and keep your distance from others, as colds are contagious.
我们得知这次金融危机那么严重，传染性那么强，是因为发生在具有史无前例的相互关联性的时代。
We have been told that the financial crisis is so severe and so contagious because it comes at a time of unprecedented interconnectedness.
最明显的是，在城市环境中，贫穷和肮脏生活条件的健康后果具有传染性，对所有城市居民都有害处。
Most obviously, the health consequences of poverty and squalid living conditions are contagious in a city setting. They are detrimental to all city dwellers.
这些都是她的“涂阴”病人——经过数周或数月的治疗不再具有传染性。
These were her "smear-negative" patients - no longer infectious after weeks or months of treatment.
它们都具有很高的传染性；并且可以使人体产生各种症状，从而确保其传染性的传播。
They are highly contagious; the virus causes the body to produce symptoms which ensure the spread of the contagion.
他们的胜利具有传染性。
相比之下，只有六种菌株产生的可溶性细胞化合物证实具有抑制作用，而且只有一种可以减少至少41%的传染性。
By contrast, soluble cell compounds produced by just six of the strains proved inhibitory, and only one reduced infectivity by at least 41 percent.
如今，发生在世界一角的不良事件的后果具有高度的传染性和极度的不公平性。
These days, the consequences of an adverse event in one part of the world are highly contagious and profoundly unfair.
从而我们可以简单地认为H5N1病毒缺乏成为大流行流感的能力，而H5N1要具有更强的传染性，它的致病性就不得不减弱。
That led to hopes that the H5N1 virus simply lacked the ability to be a true pandemic killer and that to become more transmissible, it would necessarily have to become less dangerous.
其中M组，传染性最强，具有八个地理特征显著不同的子型。
The most prevalent, Group M, has eight geographically distinct subtypes.
其中M组，传染性最强，具有八个地理特征显著不同的子型。
The most prevalent, Group M, has eight geographically distinct subtypes.
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