The cold virus has evolved just as much as you evolved.

病毒也在进化像你一样。

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Studies suggest that about one in four people who get infected with a cold virus don't get sick.

研究表明感染感冒病毒的人中，有四分之一的人并不会得病。

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The surprising news that some obese children are more apt to carry a common cold virus than slimmer children has many people wondering.

一些肥胖儿童比其他同龄人越发容易感染感冒病毒，这一令人惊讶的消息引起了许多人的好奇心。

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"People tend to congregate and be together and the way the common cold virus is transmitted from one person to another is through handshakes,through sneezing, or coughing on one another."

VOA: special.2011.04.20

In fact, a real powerful virus would skip the respiratory system altogether, even better than a cold virus.

事实上，真正强有力的病毒,会跳过呼吸系统，比感冒病毒好的多。

耶鲁公开课 - 心理学导论课程节选

What the cold virus does is evolve different strategies to cause it to reproduce.

感冒病毒进化成不同物种,使之得以繁衍。

耶鲁公开课 - 心理学导论课程节选

The vaccine contained a common cold virus loaded with copies of three HIV genes.

BBC: NEWS | Health | Merck abandons HIV vaccine trials

The adenovirus used to produce the compound is a relative of the common cold virus.

BBC: Virus that kills cancer unveiled

Novel coronavirus acts like a cold virus and attacks the respiratory system, the Centers for Disease Control and Prevention has said.

CNN: New SARS-like virus is a 'threat to the entire world'