nicotine

noun

1. 尼古丁；烟碱
   a poisonous substance in tobacco that people become addicted to, so that it is difficult to stop smoking

1. N-UNCOUNT 尼古丁;烟碱
   Nicotine is the substance in tobacco that people can become addicted to.
   1. Nicotine produces a feeling of well-being in the smoker...
      尼古丁给吸烟者带来一种愉悦的感觉。
   2. Nicotine marks stained his chin and fingers.
      尼古丁渍染黄了他的下巴和手指。

1. After about three months, I was no longer addicted to nicotine.
   大约3个月后，我就不再对尼古丁上瘾了。
2. Nicotine adversely affects the functioning of the heart and arteries
   尼古丁会对心脏及动脉功能造成损害。
3. Both nicotine and carbon monoxide inhaled with cigarette smoking have been incriminated as causative factors.
   抽烟时吸入的尼古丁和一氧化碳都已经被标定为致病因素。
4. It allows nicotine to diffuse slowly and steadily into the bloodstream
   它能使尼古丁平稳缓慢地渗透到血液里。
5. The amount of nicotine in these nicotine substitutes can be enough to excite the heart.
   这些尼古丁替代品中的烟碱含量足以刺激心脏。
6. Nicotine produces a feeling of well-being in the smoker
   尼古丁给吸烟者带来一种愉悦的感觉。
7. Nicotine marks stained his chin and fingers.
   尼古丁渍染黄了他的下巴和手指。
8. Nicotine is a psychoactive drug.
   尼古丁是一种影响精神活动的毒物。
9. A nicotine spray can help smokers quit the habit without putting on weight
   尼古丁喷雾剂能够帮助吸烟者在不增加体重的同时戒烟。
10. Her voice was raspy with nicotine and whiskey.
    她因为抽烟喝酒声音变得嘶哑。
11. You are given pills with small quantities of nicotine to wean you from cigarettes
    会给你一些含少量尼古丁的药片帮你戒除烟瘾。
12. The nicotine removing efficiency of six kinds of cigarette filter have been studied and compared with activated carbon fiber.
    研究了6种牌号香烟过滤咀对烟草中尼古丁的吸滤率，并与活性炭纤维进行了比较。
13. I only smoke cigarettes with a low nicotine content.
    我只抽尼古丁含量低的香烟。
14. Cigarettes with a low nicotine content.
    尼古丁含量低的香烟。
15. Y: Yeah, but that's why I smoke a brand with low nicotine and tar content.
    我知道，这也就是为什么我抽的是一个含有低尼古丁量，低烟焦油的量的烟了。
16. 0.8 milligrams or less of nicotine& a poisonous and addictive drug;
    0.8毫克或低于此量的尼古丁&一种有毒的和使人上瘾的毒品；
17. There is also nicotine, which is powerful poison, and black tar.
    里面还有很强的毒素尼古丁和黑焦油。
18. Once nicotine has you in its power, it's very difficult to stop smoking.
    一旦尼古丁对你起了作用，戒烟就很难了。
19. It is known that tobacco contains nicotine and other harmful products to health.
    大家都知道烟草含有尼古丁和其它对身体有害的物质。
20. Shisha smoking also delivers significant levels of nicotine, the main addictive substance in tobacco.
    水烟中还包含着大量的尼古丁，这是烟草中主要的成瘾物质。
21. As we all know, tobacco contains many toxic substances such as nicotine and tar.
    正如我们所知，烟草中含有许多有毒物质，如尼古丁和焦油。
22. If you must smoke, choose a cigarette with a low tar and nicotine content.
    如果你非要抽烟的话，选择一种焦油和尼古丁含量低的烟。
23. Pregnant women who smoke can pass nicotine and carbon monoxide to their baby through the placenta.
    [18]抽烟的怀孕女性会通过胎盘把尼古丁和一氧化碳传给胎儿。
24. Too bad she was addicted to nicotine, too.
    而且她也用尼古丁上瘾了真太糟了。
25. New research reveals how nicotine, the active ingredient in cigarettes, works in the brain to suppress smokers'appetites.
    最新的研究揭示了香烟中主要有效成分-尼古丁是如何作用于大脑，抑制吸烟者的食欲。
26. The Study on the Method for Determining Cotinine and Nicotine in Urine with SPME-GC/ MS
    尿中可替宁和尼古丁的SPME-GC/MS测定方法研究
27. The tablets contain tobacco's most addictive component, nicotine.
    这些锭剂中含有烟草最令人上瘾的成分&尼古丁。
28. The companies already make cigarettes marketed as low tar and low nicotine.
    烟草公司在市面上的销售的香烟一直标榜着低尼古丁和低焦油含量。
29. Research has suggested that, as with nicotine, high alcohol or caffeine intake may also contribute to seizures.
    研究表明，尼古丁、大量摄入酒精或咖啡因也可能引起癫痫发作。
30. Doctors also warn us of nicotine, tar, and many other toxic substances contained in cigarettes.
    医生也警告我们，香烟含有尼古丁、焦油以及许多其它有毒的物质。

noun

1. an alkaloid poison that occurs in tobacco