“ smoking is harmful and healthy ” , well-known, can do you know the harm of smoking really?
“吸烟有害健康”，众所周知，可你真的了解吸烟的危害吗？
Smoke, it is a kind of harm, it is a kind of chronic suicide more. Nicotine is contained in tobacco, also call nicotine, overcome heavy nicotinamide, can kill with poison 300 bunny or 500 mice, if be inside human body infuse 50 milligram nicotinamide, the person will be direct deadly.
吸烟，是一种危害，更是一种慢性自杀。烟草中含有烟碱，也叫尼古丁，一克重的烟碱，可以毒死300只兔子或500只老鼠，若在人体内注入50毫克烟碱，人会直接致死。
Make clear according to the system, in the personnel of because of cancer die in one's bed, having 90% is sent by smoking. Additional, smoking causes a variety of diseases such as coronary heart disease, heart disease easily still.
据系统表明，因癌症而病死的人员中，有90%是由吸烟致成的。另外，吸烟还容易引发冠心病、心脏病等多种疾病。
Smoking is the biggest to respiratory tract harm, cause the cough disease such as laryngitis, tracheitis, emphysema very easily. When smoking, smoke is entered from the mouth, the course is guttural, tracheal, bronchus, enter blood in. The person of smoking and the person photograph that do not smoke are compared, the wind strategically located and difficult of access that the person of smoking gets the wind strategic place of cancer to get cancer than the person that does not smoke is big 15 compositions times!
吸烟对呼吸道危害最大，很容易引起喉头炎、气管炎、肺气肿等咳嗽病。吸烟的时候，烟从口入，经过喉咙，气管、支气管，进入血液里。吸烟的人与不吸烟的人相比，吸烟的人得癌症的风险要比不吸烟的人得癌症的风险要大15作文倍！
Any having constituent organism still should have life evidence to must want breath only, the carbon dioxide inside expiration body, the oxygen in induction air undertakes metabolism, in order to keep normal life activity. The person that does not smoke, everyday can inspiratory much fresh air, and the person that often smokes, inspiratory is not fresh air, the toxic gas that is polluted by aerosol however.
任何有组织生物体只要还有生命迹象就必须要呼吸，呼出体内的二氧化碳，吸入空气中的氧气进行新陈代谢，以维持正常的生命活动。不吸烟的人，每天都能吸入大量的新鲜空气，而经常吸烟的人，吸入的不是新鲜的空气，而是被烟雾污染的有毒气体。
Smoking endangers him not only, also can endanger others. In smoking process, the ejective aerosol in the mouth, contain a large number of poison, aerosol by ejective hind, can send out quickly, pollute air everywhere, make others does not suck fresh air. The person of smoking's ejective aerosol returns meeting choke to arrive others, affect the health of others.
吸烟不仅危害自己，也会危害别人。吸烟过程中，口中喷出的烟雾，含有大量毒物，烟雾被喷出后，会迅速散发，四处污染空气，使别人吸不到新鲜空气。吸烟的人喷出的烟雾还会呛到别人，影响别人的健康。
Said so much, did you know the harm of smoking? For everybody's health, ask everybody not to smoke, let us carry a hand to come, build healthy and smokeless environment in all together.
说了这么多，你知道吸烟的危害了吗？为了大家的健康，请大家不要吸烟，让我们携起手来，一起共建健康无烟的环境。(文/李汶峰)
吸烟的危害作文500字相关文章：
《吸烟的危害作文500字》
