吸烟的危害作文范文300字【一】
我看见有关资料上说：“一只香烟可产生五百毫升烟雾，烟雾中含有三千多种化学物质，其中二十多种被确认为致癌物。最早从烟草中提取出来的尼古丁，即使吸烟者成瘾也使吸烟者中毒。以后科学家又从香烟中分离出苯并芘和甲基肼，它们都是较强致癌物，长期吸烟就会得各类癌。吸烟也会污染环境，而且对下一代有影响。香烟还是一种慢性自***的毒药。一支香烟可毒死一只老鼠，二十支香烟可毒死一头牛。”有资料表明：“有一个人连续吸了六十只烟，会当场死亡”。戒烟已成为世界性的潮流，所以联合国把每年的5月30日为“世界无烟日”
我想：“要是世界上没有人抽烟，那该有多好。”
吸烟的危害作文范文300字【二】
Today smoking is a widespread habit ali over the world. Not only the old, the youth, but also middle school students have been engaged in smoking. Many of them think that smoking is a smart symbol.
However, smoking is harmful to one's health. It contributes a lot of lung cancer, from which many people have died in the past years. It can also cause many other diseases. In a word, if you smoke, you do have a much greater chance of losing your health. Furthermore, scientific research shows that smoking is not only harmful to smokers themselves, but also a threat to public health, especially to women and children. Therefore, many countries have made laws forbidding smokers to smoke m public places such as cinemas, stations, hospitals, and so on Giveup smoking! If you don't smoke, don't start. Give upsmoking for the sake of your health, for the sake of your family, and for the sake of the whole world.
当今吸烟是一个世界范围内的习惯。不仅是老人，青年，而且中学生都吸烟。他们中的许多人认为吸烟是一种潇洒的象征。
然而，吸烟有害人的健康。它会引起肺癌，其中许多人在过去的一年都死去了。它还可以造成许多其他疾病。总之，如果你吸烟，你有更大的机会失去你的健康。此外，科学研究显示，吸烟不仅对吸烟者有害，而且对公众健康构成威胁，尤其是对妇女和儿童。因此，许多国家都制定了法律禁止吸烟如电影院，车站，医院等公共场所禁止吸烟，如果你不抽烟，不要开始。戒烟吧，为了你的健康，为了你的家庭，和世界。
