出国留学网专题频道过滤嘴栏目,提供与过滤嘴相关的所有资讯,希望我们所做的能让您感到满意! 过滤嘴是指卷烟的上部分,用来滤除一部分吸入烟气中的焦油,减少吸烟者吸烟后的不适感。卷烟过滤嘴的三种主要功能包括直接拦截、惯性压紧和扩散沉淀。随着科技的发展,过滤嘴本身的种类也发生了很大的变化。醋酸纤维制成的过滤嘴是被广泛应用的一种。

英语演讲:有头脑的人的选择

香烟 过滤嘴 尼古丁
12月23日 出国留学网liuxue86.com英语频道特为大家准备相关的学习资料,希望对大家有用。
The Thinking Man's Choice
Contact is made. Nerves order the heart to pump faster. Adrenalin surges to action. Nerves constrict the blood vessels in the extremities of the body. Skin temperature drops. Fingers and toes grow colder. Blood pressure jump. An alcoholic or a dope addict in the first stages of a "cure"? A man being catapulted into outer space? No! These effects stem from smoking just one cigarette.
The United States Public Health Service is issuing continual warnings to smokers. If they abstain completely from smoking, their chances of acquiring lung cancer will be one in 275. Their chances of dying of lung cancer will be one in 10 if they become heavy smokers─two or more packs a day. Lung cancer is fatal in 95 per cent of all cases.
But in spite of glaring evidence and frequent warnings, the public is smoking more and more. The Department of Agriculture estimates that this year's consumption of cigarettes will reach 180 packs per person fifteen years of age and over. How many cigarettes does this mean per person?─3600.
Why is smoking such an important problem? Because smoking is not a mere habit, as so many think it is. No, it is more serious than that. A habit can be broken easily enough, but an addiction cannot. Smokers lapse into helplessness! Daniel Schubert, of the University of Chicago, quizzed 226 students at a large Northwestern college about their smoking habits─why th...

与过滤嘴相关的英语口语

推荐更多