n.尼古丁
/">考博英語(yǔ)詞匯單詞大全n.(名詞)尼古丁
【化】煙堿
煙草素
n.(名詞)[U]尼古丁，煙堿 a poisonous chemical which provides the taste and effect of tobacco
noun
1. an alkaloid poison that occurs in tobacco
used in medicine and as an insecticide
1. 尼古丁;煙堿
Nicotine is the substance in tobacco that people can become addicted to.
nicotine的近義詞
e.g. Nicotine produces a feeling of well-being in the smoker...
尼古丁給吸煙者帶來(lái)一種愉悅的感覺(jué)。
e.g. Nicotine marks stained his chin and fingers.
尼古丁漬染黃了他的下巴和手指。
1. 煙堿：從煙葉中提取煙堿 煙堿 (nicotine)又名尼古丁,是煙草生物堿 (nicotiana alkaloids)(包括12種以上單一成分)的主要成分,于1928年首次被分離出來(lái). 煙堿具有二個(gè)含氮環(huán):吡啶環(huán)和吡咯烷環(huán),天然產(chǎn)煙堿為左旋體. 煙堿在商業(yè)上用作
2.
2. 尼古丁：目的 尼古丁(Nicotine)是煙草中的主要生物堿,是香煙中的對(duì)人體有害的主要生物活性物質(zhì). 已經(jīng)公認(rèn),宮內(nèi)暴露尼古丁會(huì)對(duì)胎兒大腦產(chǎn)生損害,改變突觸功能,進(jìn)而引起行為異常,這種損害會(huì)延續(xù)至成年. 但是,
3.
3. 菸堿(尼古丁)：世界衛(wèi)生組織(WTO )研究指出,煙堿尼古丁(Nicotine)實(shí)際上是一種興奮劑,是強(qiáng)成癮藥物,吸煙的成產(chǎn)癮機(jī)理與吸毒完全一樣,只是程序略輕而已. 臺(tái)灣天然植物精萃研發(fā)中心程先生研究發(fā)現(xiàn):常綠亞喬木果實(shí)(山楂、烏梅、菠蘿、檸檬等)經(jīng)高倍濃縮,
以上就是本站詳細(xì)整理的詞語(yǔ)nicotine是什么意思的翻譯解釋?zhuān)┐蠹覅⒖家幌隆?/p>
Pops a stick of nicotine gum.(彈出一根戒煙口香糖。)
However, both nicotine-addled countries may be wrong.(但也許這兩個(gè)中了尼古丁毒的國(guó)家錯(cuò)了。)
Use a nicotine replacement if you need to.(如果你需要的話可以用一個(gè)尼古丁替代品。)
Their Starbucks cup filled with water and cigarette butts has spilled and gotten nicotine brown water on the slate in the front of the church steps.(星巴克杯子里裝滿的水和煙蒂灑了出來(lái)，褐色的尼古丁水灑在教堂臺(tái)階前的石板上。)
You are given capsules or pills with small quantities of nicotine to wean you from the habit.(會(huì)給你一些含有少量尼古丁的膠囊或藥片幫你戒癮。)
That worries the department because of the addictive nature of nicotine.(那讓部門(mén)感到不安，因?yàn)槟峁哦∈且环N能讓人上癮的物質(zhì)。)
A nicotine spray can help smokers quit the habit.(一種尼古丁噴劑可以幫助吸煙者戒煙。)
Since nicotine in cigarettes changes brain chemistry, perhaps thereby affecting mood, it is likely that smoking contributes to depression in teenagers.(由于香煙中的尼古丁會(huì)改變大腦的化學(xué)性質(zhì)，從而可能影響情緒，因此吸煙可能會(huì)導(dǎo)致青少年抑郁。)
Under the law in Massachusetts, tobacco companies have to measure the nicotine content of every type of cigarette and report the results.(根據(jù)馬薩諸塞州的法律，煙草公司必須測(cè)量每種香煙的尼古丁含量并報(bào)告結(jié)果。)
It allows nicotine to diffuse slowly and steadily into the bloodstream.(它使尼古丁緩慢、穩(wěn)步地?cái)U(kuò)散到血液當(dāng)中。)