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。

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Like the flu, a person's emotional state can be contagious.

就像流感一样，一个人的情绪状态是可以传染的。

youdao

Measles is a highly contagious, serious disease caused by a virus.

麻疹是病毒引起的传染性极强的严重疾病。

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Indeed,Dr.Strebel says measles, one of the most contagious diseases, is making a rapid comeback.

VOA: standard.2010.05.21

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。

耶鲁公开课 - 心理学导论课程节选

Measles is a highly contagious disease characterised by a high fever and a rash.

BBC: A million children at risk of measles, doctors warn

Smallpox is highly contagious once a victim breaks out in the characteristic rash.

CNN: Administration to buy smallpox vaccine

Economic issues are now as contagious as a flu pandemic, which is perhaps why the meltdown of 2008 seemed more severe and dangerous than its predecessors.

FORBES: Can We Prevent Another Lehman?