That lets you work out how contagious a patient is and which drugs might be useful for treatment.
这样你就可知道患者是如何感染的，以及哪些药物可起到治疗作用。
Negativity is contagious and can spread through a team like wildfire, and when that happens there is little hope.
消极的情绪是具有传染力的，它会像野火一样传遍整个队伍，而当这种情况发生时，球队是没有希望获胜的。
Laughter is contagious and an audience that shares a laugh becomes more connected with each other and with you; this creates a positive general vibe in the room.
它可以传染，当观众一起欢笑，他们彼此的关系、他们和你的关系都会更加紧密，这还会在展示现场营造一个积极的整体氛围。
And just like that jolly laugh you cannot resist joining in, a smile can be contagious and you as the spreader become instrumental in not only your own happiness but that of others as well.
就像你无法抗拒开心的微笑一样，微笑是会传染的，你也可以成为微笑的传播者，在帮助自己开心起来的同时也带给别人快乐。
We have been told that the financial crisis is so severe and so contagious because it comes at a time of unprecedented interconnectedness.
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。
Most obviously, the health consequences of poverty and squalid living conditions are contagious in a city setting. They are detrimental to all city dwellers.
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。
A: Tuberculosis (TB) is a contagious lung disease that spreads through the air.
答：结核病是通过空气传播的一种传染性肺病。
Smiles are contagious: It’s not just a saying: smiling really is contagious, scientists say.
笑具有传染性：这并非信口胡说：科学家说，笑容确实可以传染。
Smiles are contagious: It's not just a saying: smiling really is contagious, scientists say.
笑具有传染性：这并非信口胡说：科学家说，笑容确实可以传染。
Laughter could be viewed as a form of involuntary noisemaking and it's contagious.
我们可以把笑声视为不由自主地发出的声音,然后笑声有感染性。
For many years, Pasteur thought that pebrine was not a contagious disease.
多年来，巴斯德一直认为微粒子病不是一种传染性疾病。
"The Downer is a person you have to let into your life with care because this trait can be contagious," Yager says.
“扫兴者是一种让他进入你生活时你必须小心的人，因为这种性格会感染他人”，耶格说。
With that decision, the banking crises in the eurozone's periphery became a series of contagious, national fiscal crises.
根据这一判断，欧元区银行业危机扩散成为一场可传染的，国家性的财政危机。
Nevertheless, in the real world, H5N1 has not yet mutated into a more contagious form, despite having had plenty of chances to mix with human flu viruses.
然而，在现实世界中，虽然H5N1与人类流感病毒发生融合的机会不少，但它没有变异成为接触传染性病毒。
If contagious yawning is indeed a sign of empathy, then we should probably do it more with friends and acquaintances.
然而，如果这种哈欠传染现象确实是一种同感心理的表现，那它应该是在我们与熟人好友在一起的时才会产生。
Think Pop Art, Impressionism or Abstract Expressionism but swap canvas for sugar and seriousness for a sense of contagious enthusiasm.
思考的是流行艺术，印象派和抽象主义，不过却将油画换做糖果，将艺术的严谨换做创作的极富感染力的热情。
Now if happiness is contagious, don't you want to put yourself in a position to catch it?
那么，如果幸福是会传染的，你不想去抓住它么？
In countries with widespread nurse shortages, the public health system does not have the capacity to contain a vector-borne illness or to control the spread of contagious diseases.
在普遍缺少护士的国家中，公共卫生系统没有能力限制病媒传播的疾病或控制传染病传播。
For example, one person called to report the outbreak of a contagious disease that constricts breathing.
例如，一个人打电话举报一些突发的窒息性传染病。
The result is a contagious excitement that spreads throughout participants' social networks.
结果就是，一种传染性的兴奋之情在参与者的社会性网络中传播。
Avian influenza, or "bird flu", is a contagious disease of animals caused by viruses that normally infect only birds and, less commonly, pigs.
禽流感为病毒诱发的动物传染病，通常仅感染鸟类，偶尔感染猪。
There may be a literal truth underlying the common-sense intuition that happiness and sadness are contagious.
快乐和悲伤是会传染的，这只是日常生活里人们的一种直觉，但是现在科学研究证明这一结论其实是有据可循的。
There may be a literal truth underlying the common-sense intuition that happiness and sadness are contagious.
快乐和悲伤是会传染的，这只是日常生活里人们的一种直觉，但是现在科学研究证明这一结论其实是有据可循的。
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