nicotine
['nikəti:n]
n.尼古丁
例句与用法:
Smokers who inhale are likely to become addicted to nicotine.
吸烟的人容易对尼古丁上瘾。
n.
【化】烟碱; 尼古丁
nicotine
nicotine['nikəti:n; -tin; ,nikə'ti:n]n.1.■【化学】烟碱,尼古丁
[ˈnɪkətiːn]
noun
- [mass noun]a toxic colourless or yellowish oily liquid which is the chief active constituent of tobacco. It acts as a stimulant in small doses, but in larger amounts blocks the action of autonomic nerve and skeletal muscle cells
尼古丁,烟碱 - An alkaloid; chem. formula: C10H14N2
一种生物碱,化学分子式:C10H14N2
noun
nicotinize
verb
- (also nicotinise)
- early 19th cent.: from French, from nicotiana + -ine
nicotine
名词 nicotine:
an alkaloid poison that occurs in tobacco; used in medicine and as an insecticide
nicotine
■With 100% ammonium, reducing sugar, Cl and amylum were highest, and K/Cl, nicotin and K were lowest.
100%铵态氮时,还原糖、氯含量、淀粉的含量最高,碱、钾、钾氯比最低,同时显著地降低烤烟的等级结构。
■"If that same industry turns around and advances the availability of nicotine in the product, you may not get fewer kids smoking," he said.
“假如烟草业转而增加产品中的尼古丁含量,年轻烟民不会减少。”康诺利说。
■Adopting micro-electronic control technology and ultrasonic atomizing technology, it doesn’t burn but atomizes the nicotine fliquid into smoke.
“傲派”消除了二手烟对他人和环境的危害,所以不受禁烟地点限制。
■"I found that certain signaling is upregulated, but [nicotine] itself cannot push the cell to undergo tumorigenesis [cancer formation].
“我发现,某些特定的传导信号上调,但[尼古丁]本身不能推动细胞进行肿瘤发生[癌症形成]。
■Addicted smokers have a right to choose from a range of safer nicotine products, as well as accurate and unbiased information to guide that choice.
上瘾的烟民有权选择一系列更安全的尼古丁产品,以及拥有引导他们做出选择的准确而公正的信息。’”
■Nicotine Addiction(见15楼), earned unanimous accolades from the medical community as well as praise from politicians.
不仅受到来自政界的表扬,而且受到医学界的一致赞颂。
■Unfortunately, the fact that nicotine alone is an extremely toxic poison often goes unmentioned.
不幸的是,单独的尼古丁是一种极其有毒性的毒药而通常没被重视。
■The Emax of vessels cultured with nicotine 0.06 mg/L had no significant difference from that of control.
与尼古丁0.06 mg/L培养24 h,ETA受体介导收缩的Emax与对照相比无显著性差异;
■Nicotine accumulation was negatively related to transplant period, regression coefficient was -0.025.
与移栽时间呈负相关,回归系数为-0.025,也达显著水平。
■The WHO said people who puff on ecigarettes inhale a fine mist of nicotine in the lungs.
世卫组织称,烟民在吸电子香烟时会将纯雾体尼古丁吸入肺部。
■Study on degradation of nicotine and chlorogenic acid in tobacco residues by two strains of Bacillus sp.
两株芽胞菌对烟草废料烟碱与绿原酸降解的研究。
■To ealuate nicotine exposure more precisely, they measured study participants' blood leels of cotinine -- a marker for nicotine exposure.
为了精确评估尼古丁的危害程度,研究人员检测了自愿者血液中的吡咯烷酮的含量,该物质为尼古丁体内存在含量的标志。
■For what child are some person smoking giddy? is nicotine toxic?
为啥子有的人抽烟会头晕?难道尼古丁中毒?
■To say it further, the purpose of the nicotine inside the cigarette is indeed for stimulation.
也就是说,香烟里的尼古丁确实有兴奋作用。
■In fact, nicotine gum and patches have been used for years to help kick the habit.
事实上,我们多年来一直使用尼古丁口香糖和贴布帮助烟民戒烟。
■People smoke for the nicotine from cigarettes but die from the tar.
人们为了尼古丁而吸烟,却因焦油而丧命。
■Interest has thus focused on drugs that inhibit the breakdown of acetylcholine, and also on nicotine, which works by mimicking its effect.
人们聚焦于那些阻止acetylcholine分解的药物以及尼古丁,它具有类似效果。
■The body becomes addicted to the nicotine in tobacco.
人的身体对于烟草内所含的尼古丁上瘾。
■Extraction of Nicotine from tobacco waste.
从烟草废料中萃取尼古丁
■They looked at data from a nicotine dependence study.
他们从尼古丁依赖性的研究中找寻资料。
■The body is calling for a new supply of the drug nicotine.
他们的体内要求补充新的麻醉剂尼古丁。
■His teeth were stained with nicotine from years of smoking.
他的牙齿因多年抽烟而被尼古丁染黄了。
■He got nicotine stains in his eyes.
他眼中有烟碱的污迹。
■Nicotine was suggested to increase [Ca 2+ ] i,activate PKC and Ras protein in ECs.
以上结果提示尼古丁可使人脐静脉内皮细胞 [Ca2 + ]i 增加和活化内皮细胞的PKC及Ras蛋白
■To ascertain the effects of nicotine on allergy/asthma, Brown Norway rats were treated with nicotine and sensitized and challenged with allergens.
以确定的影响,尼古丁对过敏/哮喘,布朗,挪威鼠治疗尼古丁和敏和挑战与过敏原。
■But in nicotine babies, both these survival systems may be incorrectly wired and the baby simply suffocates.
但对于受到尼古丁影响的孩子,由于两种生存系统的信息不能正确传输,他们很容易会发生窒息。
■But new research is showing that nicotine adds further, more insidious risks.
但新的实验表明,尼古丁会使危险变本加厉。
■A suggestion that will be taken up, however, is to provide free nicotine gum and patches to the poorest in society to help cut down on smoking.
但是,有一个提议将被采纳,就是免费提供给穷人尼古丁口香糖和贴剂,以帮助减少吸烟人数。
■But the thing that gets you hooked on the whole vaporous cocktail is nicotine.
但是让你沉迷于这种“气体鸡尾酒”的是尼古丁。
■But, if he could get rid of that constant nicotine stimulation, things would be easier for me.
但是,如果他能取消尼古丁的不断刺激,我就会轻松多了。
■It could be that smokers use the stimulant effect of nicotine to self-treat their daytime drowsiness, the authors suggest.
但美国一项最新的研究结果则显示,白天极度嗜睡可能是出现糖尿病或抑郁症的征兆。
■You can become physically addicted to nicotine, which is one of the hundreds of chemicals in cigarettes.
你变得身体上依赖尼古丁---烟里所含上百种化学物质中的一种.
■One thing that will stop feeling bad is the drug nicotine, which is contained in cigarettes.
使他们消除难受感觉的一种东西,就是香烟中所含的那种麻醉剂尼古丁。
■About 94-98% nicotine can be extd. using Ca(OH)2 as the macerating agent, and employing a steam-to-tobacco ratio of 2.5:1 to 5:1.
使用ca(OH)2作为浸泡剂,且蒸气-香烟之比为2.5:1至5:1进行蒸气蒸馏,大约94-98%的尼古丁能够被萃
■For instance, one item might be: "Nicotine is an addictive drug.
例如,一个项目可能是:“烟草是一种上瘾的药物。”
■If any plants are infested, they can be dipped in a 0. 2% nicotine solution.
倘若某些植物受侵扰,可将它们侵入0.2%尼古丁溶液中。
■If any plants are infested, they can be dipped in a 0.2% nicotine solution.
倘若某些植物受侵扰,可将它们侵入0.2%尼古丁溶液中。
■Process variables are studied to ext. the max. possible nicotine from tobacco dust waste contg. 1.16% nicotine.
关于从含有1.16%尼古丁的烟草废料中萃取尽可能多的尼古丁的工艺变量被研究。
■Numerous constituents are toxins such as ammonia, benzene, and nicotine .
其中许多都是有害物质,如氨,苯和尼古丁.
■It's there, rather than nicotine that is responsible for the major health problems like lung cancer, heart disease, and mphysema.
其实他们比尼古丁更厉害,是造成肺癌、心脏病和肺气肿的主要原因。
■Leo: No, no, it's a nicotine patch.
利奥:不是,不是,那是尼古丁贴片。
■Leo: I'm trying to give up smoking and the patch is designed to reduce my craving for smoking by giving me nicotine through the skin.
利奥:我试行戒菸,这贴片的用处,是经由皮肤输送尼古丁到我体内,减轻我的菸瘾。
■Jean Nicot, the Frenchman who gave his name to nicotine, believed that he had discovered a miracle drug.
到位了。神经命令心脏跳动加快。肾上腺激素开始涌动。神经促使人手脚处的血管开始收缩。
■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、焦油以及许多其他有毒的物质。
■In the sidestream smoke of cigarette, there are many substances which are harmful to people's health, such as nicotine, aldehyde.
卷烟燃烧时释放出大量侧流烟气,其中有很多危害人们身体健康的物质,如烟碱、醛类物质等。
■The gene affected seems to make a protein that acts as a “receptor” or docking point for nicotine in the brain.
受影响的基因似乎会产生一种蛋白质,在大脑中发挥尼古丁“受体”或停靠点的作用。
■Discover pair of ethanol only (local name alcohol) with nicotine (nicotian bases) have special and adsorptive sex.
只发现对乙醇(俗名酒精)和尼古丁(烟草的主要成分)有非凡吸附性。
■Give him his cigarettes. It won't be the nicotine that kills you, Mr. Bond.
可以,把烟给他,杀死你的不会是尼古丁,邦德先生。
■The contents of nicotine and total sugar were increased with the increment of the topdressing proportion.
各处理烤后烟叶烟碱、总糖含量有随追肥比例上升而增加的趋势。
■Harmful substances in cigarettes such as nicotine can circulate through the blood to various organs and reach the brain in seconds.
吸烟会令大量有害化学物质如尼古丁迅速透过血液传送至身体不同器官及大脑,影响身体抗氧化功能,并有机会引致呼吸系统、环系统、化系统及口腔等疾病。