Smoking also causes forty-two percent of cases of chronic respiratory disease, including asthma, bronchitis and emphysema.

VOA: special.2010.03.09

The kinds of viruses that we get when we have colds are very good at infecting the respiratory system.

我们感冒时感染的各种感冒病毒,就非常精于感染呼吸系统

耶鲁公开课 - 生物医学工程探索课程节选

So, they don't start killing all the cells in your respiratory system; they only kill the cells that are harboring the virus.

所以它们不会杀死所有呼吸系统内的细胞,只杀死那些被病毒感染的细胞

耶鲁公开课 - 生物医学工程探索课程节选

Swine flu is a respiratory sickness caused by an influenza virus that mainly infects pigs.

VOA: special.2009.04.29

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

You know,if it's any lower, it hits your respiratory center and you die immediately.

VOA: special.2011.01.12

That you put together diseases of the heart, cancer, stroke, and then chronic respiratory diseases, those first top four are accounting for a huge number of deaths.

心脏病,癌症,中风,和慢性呼吸道疾病,这四大疾病加起来造成了大量死亡

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

On March eleventh, Doctor Urbani developed signs of severe acute respiratory syndrome.

VOA: special.2010.05.18

You've got the flu, you've got influenza in your upper respiratory tract, your cells are making more influenza.

你就此得了流感,你得了上呼吸道流感,你的细胞正在制造更多流感病毒

耶鲁公开课 - 生物医学工程探索课程节选

So can colds and other respiratory infections.

VOA: special.2010.09.07

The respiratory system plays an important role in maintaining our internal environment at the proper level of oxygen, by bringing the right amount in.

呼吸系统的重要性在于,通过向体内输入适量的氧气,维持人体内环境中的氧平衡

耶鲁公开课 - 生物医学工程探索课程节选

Overweight can cause our children respiratory problems.

VOA: special.2010.06.07

The respiratory system, for example, the renal system, the digestive system, these are examples - three examples of organ systems that contact the external environment.

例如,呼吸系统,泌尿系统,消化系统,这些系统,这三个系统,与外环境相联系

耶鲁公开课 - 生物医学工程探索课程节选

A severe respiratory illness was affecting young people, contrary to seasonal viruses that often attack the elderly.

VOA: standard.2009.12.25

You breathe it in, it infects the cells of your respiratory tract, and the virus begins to reproduce, and then it spreads throughout your body.

你将之吸入,病原体感染了呼吸道细胞,病毒开始繁殖,接着传遍你的全身

耶鲁公开课 - 生物医学工程探索课程节选

Some scientists have said the government should cancel large sporting events and close schools to try to stop the spread of the respiratory disease.

VOA: standard.2009.05.30

Now in some--in the chronic respiratory diseases there's some infection but most of the other things are caused by lifestyle or by other factors, not the infectious diseases.

如今一些,如慢性呼吸道疾病,有一些是传染所得,但大多数,都是生活方式或其他因素导致的,而不是感染性疾病

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Sinclair-Thompson says the travel industry and governments gained experience in dealing with health crises in 2003, when Severe Acute Respiratory Syndrome hit the region.

VOA: standard.2009.04.28

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

Professor Chris Dennis, a respiratory physician, who is chairing the seminar, says international cooperation is a vital ingredient in the fight to conquer swine flu.

VOA: standard.2009.08.25

That virus is reproducing inside cells of your respiratory tract.

病毒在你的呼吸道细胞内繁殖

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

Hong Kong's response has been influenced by its experience with Severe Acute Respiratory Syndrome (SARS) six years ago, which killed nearly 300 people in the territory.

VOA: standard.2009.05.08