接受皮下注射者有相互传染病毒的可能。
There is a risk of transmission of the virus between hypodermic users.
也会使得你更开心，因为情绪是相互传染的。
Which tends to make you even happier, since emotions are contagious.
这种情绪是能够相互传染的，在女孩子中间尤其如此。
There is contagion in this sentiment, especially among women.
红眼病是接触传染的，雀类嘴碰嘴抢食时就很容易相互传染。
The disease is quite contagious and can be passed from one finch to another while dining beak-to-beak.
“渐次性非词语化”是语境中的词义相互传染而导致的普遍现象。
Progressive delexicalization is a widespread phenomenon, which arises out of the contextual effect of semantic contagion.
人们的感情是相互传染的，特别是在夫妻和室友之间，更是如此。
Laugh and the world laughs with you, the saying goes, and this is especially true for couples and roommates, the results of a new study suggest.
他们说这些动物也许是吃了带有病毒的生物，或是动物之间相互传染的。
They say it is possible that the animals ate other creatures that were infected with the virus. Or they could have become infected from each other.
其中一部分来自常见的北美流感病毒，自1999年以来，它由本地猪通过呼吸相互传染。
Some of it is from viruses that are common in North America, native to pigs that have coughed it onto each other since 1999.
虽然HIV病毒在家庭成员之间的相互传染是可能的，但它发生的几率很低，有记录的病例非常罕见。
Whilst HIV transmission between family members and members of the same household is possible, it occurs in extremely low numbers and documented cases are very rare.
但是如果公共建筑像上个月蒙特雷市中心的一家酒吧那样被人点燃或发生发生枪战，民众的不安就自然会迅速相互传染开。
But if public buildings are being torched or shot up, as a city-centre bar was last month in Monterrey, the jitters will quickly, and rightly, spread.
真正的问题在于，这其中究竟有没有什么生理学上的依据在起作用，而答案很可能是肯定的。科学家发现，就连黑猩猩之间，打哈欠也是会相互传染的。
The real question is whether there's actually something physiological at work here, and the answer is likely yes: even chimpanzees mimic each other's yawns.
真正的问题在于，这其中究竟有没有什么生理学上的依据在起作用，而答案很可能是肯定的。科学家发现，就连黑猩猩之间，打哈欠也是会相互传染的。
The real question is whether there's actually something physiological at work here, and the answer is likely yes: even chimpanzees mimic each other's yawns.
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