C.D.C. official Janet Collins says breathing secondhand smoke has immediate harmful effects on a person's heart-and-lung system.

VOA: special.2009.01.07

Important lesson, so that there would be some predictability in the results and I would have some, if you will, smoke test for knowing whether or not I was getting, my code seemed to be working.

这很重要，因为这样我就可以预测,结果会是多少了，如果你愿意，我们可以做烟气试验,来看我的代码是否工作正常。

麻省理工公开课 - 计算机科学及编程导论课程节选

They commissioned a study, a cost-benefit analysis of smoking in the Czech Republic, and what their cost-benefit analysis found was the government gains by having Czech citizens smoke.

他们资助了一项研究，进行在捷克吸烟的成本效益分析，分析结果显示,让捷克人民吸烟，能让政府获利。

耶鲁公开课 - 公正课程节选

A newsman wrote that the whole valley was boiling with dust and smoke.

VOA: special.2009.08.27

The locomotive's got smoke coming out of it and the caboose doesn't.

火车头上有烟冒出来,车尾就没有。

耶鲁公开课 - 死亡课程节选

The cannon sent iron and smoke into the Union soldiers on Cemetery Hill.

VOA: special.2009.11.05

And smoke filled the rooms where soldiers still tried to fire their cannons.

VOA: special.2009.08.13

Seneca Caverns and Smoke Hole Caverns have been used through the ages.

VOA: special.2009.07.20

"We found that people with high exposure to second hand smoke had increased levels of depression and anxiety."

VOA: standard.2010.06.15

But she says there is much evidence that nicotine in tobacco smoke affects the nervous system, and child development and behavior.

VOA: special.2009.01.13

We also will present evidence of a suspected link between tobacco smoke and behavioral problems in boys with asthma.

VOA: special.2009.01.13

The study also found that women who were not optimistic were more likely to smoke and have high blood pressure or diabetes.

VOA: special.2009.04.15

The researchers say more studies are needed to learn the reason for the different effects of tobacco smoke on boys and girls.

VOA: special.2009.01.13

An American study has shown a link between tobacco smoke and behavioral problems in boys with asthma.

VOA: special.2009.01.13

They are said to use forty to fifty percent less wood than an open fire, and produce fifty to seventy-five percent less smoke.

VOA: special.2010.02.01

Expectant mothers who smoke are more likely to have babies with health problems and low birth weight.

VOA: special.2010.03.09

She says the study looked at restaurants and bars because research suggests that people who drink alcohol are also more likely to smoke.

VOA: special.2009.05.27

Nonsmokers are also affected. Thousands in the United States die each year from heart disease and lung cancer from breathing other people's tobacco smoke.

VOA: special.2009.05.27

For example, try to avoid animals with fur,dust, pollen from trees and flowers or cigarette smoke.

VOA: special.2009.07.28

When you smoke, he says, dangerous matter from tobacco smoke gets into your hair and clothing.

VOA: special.2009.01.07

Also,there are differences between males and females in the way the body processes cigarette smoke.

VOA: special.2009.06.23

He notes a World Health Organization estimate that more than one and a half million people a year die from breathing smoke from solid fuels.

VOA: special.2010.02.01

In women over eighty, those who smoked were five and a half times more likely to develop AMD than the women who did not smoke.

VOA: special.2010.03.09

The more contact the boys had with tobacco smoke the more likely they were to have recognizable behavior problems, such as extreme excitability and aggression.

VOA: special.2009.01.13

Brown and green liquid flowed into the water and black smoke filled the sky.

VOA: special.2009.07.13

A blue-gray haze from natural and now manmade sources hangs over them like smoke.

VOA: special.2009.09.28

Two major caves are open to the public near Smoke Hole and Seneca Rocks.

VOA: special.2009.07.20

There are dead bodies,smoke, and the buildings of Paris in the distance.

VOA: special.2010.06.23

The Lorena was very good at reducing smoke and warming homes.

VOA: special.2010.02.01

"Our goal is to make a very inexpensive stove let's say five dollars that makes very,very little smoke, so it's safe for health, diminishes global warming and diminishes deforestation.

VOA: special.2010.02.01