These new findings should help airplane passengers to feel less vulnerable to catching respiratory infections while traveling by air.

这些新发现应该有助于乘客在乘坐飞机旅行时不那么容易感染上呼吸道病毒。

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Simple strategies can prevent respiratory infections.

简单的方法能够预防呼吸道传染病。

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Frequent lower respiratory infections during childhood.

儿童期频繁的下呼吸道感染。

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So can colds and other respiratory infections.

VOA: special.2010.09.07

Adenoviruses are viruses that give upper respiratory infections, they cause colds.

腺病毒可以感染上呼吸道,引起感冒

耶鲁公开课 - 生物医学工程探索课程节选

Other symptoms include wheezing, a chronic cough producing yellow mucous, and frequent respiratory infections.

VOA: standard.2010.06.21

He suffered from tuberculosis during his imprisonment and has battled respiratory infections over the years.

CNN: Mandela 'responding positively' to treatment in hospital

The former president suffered from tuberculosis while imprisoned, and has battled respiratory infections over the years.

CNN: Nelson Mandela back in hospital with lung infection

Raw sewage is a major health risk, Rodriguez said, but respiratory infections could also spread quickly.

CNN: STORY HIGHLIGHTS