caffeine

caffeine怎么读

英式音标：[ˈkæfi:n]

美式音标：[kæˈfin, ˈkæfˌin, ˈkæfiɪn]

caffeine基本解释

n. [有化][药] 咖啡因；茶精（兴奋剂）

caffeine的意思释义

n.

[药]咖啡因；咖啡碱；茶精（兴奋剂）；

英英释义

n.a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects

同义词：caffein

caffeine用法及例句

双语例句

用作名词(n.)

Now there are cola drinks without caffeine.

现在也有不含咖啡因的可乐类饮料。

I\'m trying to cut down on sugar and caffeine.

我决定减少对糖和咖啡因的摄取量。

Caffeine makes people nervous and unsleeping.

咖啡因是人们紧张和难以入睡。

例句参考

Effects of Caffeine on Plasma Renin Activity, Catecholamines and Blood Pressure

Association of coffee and caffeine intake with the risk of Parkinson disease.

Prospective study of caffeine consumption and risk of Parkinson\'s disease in men and women

Caffeine and the central nervous system: mechanisms of action, biochemical, metabolic and psychostimulant effects

Actions of caffeine in the brain with special reference to factors that contribute to its widespread use.

Coffee, tea, and caffeine consumption and risk of rheumatoid arthritis: results from the Iowa Women\'s Health Study.

Inhibition of ATM and ATR Kinase Activities by the Radiosensitizing Agent, Caffeine

Inhibition of ATM and ATR kinase activities by the radiosensitizing agent, caffeine.

Efficacy of a green tea extract rich in catechin polyphenols and caffeine in increasing 24-h energy expenditure and fat oxidation in...

caffeine词源

caffeine

caffeine: see coffee

caffeine (n.)

trimethyl-derivative of xanthine, 1830, from German Kaffein, coined by chemist F.F. Runge (1795-1867), apparently from German Kaffee \"coffee\" (see coffee) + chemical suffix -ine (2) (German -in). The form of the English word may be via French caféine.

caffeine相关例句

1. But you can get other benefits from coffee that have nothing to do with caffeine.

但是你可以从咖啡中或许与咖啡因无关的其他好处。

2. I gotta have some caffeine.

我需要一点咖啡因。

3. And, of course if you have sleep problems, caffeine should be cut out.

而且，假如你有睡眠问题的话，你就更不应该继续饮用咖啡因饮料。

4. We each have our own thresholds for caffeine.

我们每个人对咖啡因都有自己的极限。

5. Talk to your doctor or pharmacist about whether caffeine might affect your prescription. He or she can say whether you need to reduce or eliminate caffeine from your diet.

向你的医生或药剂师咨询咖啡因是否会影响你的药方，他们会对你是否需要从你的饮食中减少或剔除咖啡因给出专业意见。

6. For some people, any food or beverage with caffeine in it can disturb sleep.

对一些人来说，任何带有咖啡因的食物都可能打扰到睡眠。

7. What is it about caffeine that opens us up to persuasion?

究竟是咖啡因的什么让我们对说服开放？

8. One of the simplest yet most effective ways to reduce stress is to eliminate caffeine from your diet.

一个较简单却较有效的减少压力的方法就是在你的饮食中去除咖啡因。

9. A caffeine nap is taken after an intake of caffeine, so that you are asleep while your body digests the caffeine.

咖啡因小睡是在服过咖啡因之后小睡，这样你在睡觉的同时你的身体在消化咖啡因。

10. The caffeine gives me the kick and the courage to do what I have to do, but increasingly it is running my brain and my mouth. My fuse is very short.

咖啡因使我极度地兴奋并赋予我勇气做我应该做的事，但是它逐渐地又麻木了我的大脑和口腔，我太容易发火了。

11. So, what does caffeine do when it hits our system?

那么咖啡因对神经系统是如何作用的呢？

12. If you go cold turkey with caffeine, you’ll really have no energy.

如果完全停止使用咖啡因，你可能一点精神都没有。

13. Caffeine and alcohol are also part of the sugar family as they too will raise your glucose level.

咖啡因和酒精也是糖类大家庭的一部分，因为它们也会使你的血糖水平上升。

14. For better sleep, cut all caffeine from your diet after noon each day.

为了更好的睡眠，每天从下午起就不要吃那些含咖啡因食物。

15. But the study noted that the tendency to hear voices or have other hallucinations may not be caused by caffeine, but simply reflect the kind of people who drink lots of coffee.

但是研究还指出：这些听见幻声和有其他幻觉的倾向，并不一定是咖啡因造成的。只是那些喝许多咖啡的人都反映出这种现象罢了。

16. Also, try to limit your intake of caffeine and alcohol.

你也要限制你的咖啡因和酒精的摄入量。

17. There’s always the caffeine nap, but that might conflict with the next tip.

通常我们也会遇到咖啡因睡眠，但这与下一则窍门有冲突。

18. But mixed together, particularly in high volumes, the combination of caffeine and alcohol can be deadly.

但两者混合到一起，特别是高浓度的咖啡因和酒精的混合物可能会致命。

19. They found caffeine stimulated the part of the brain that regulates arousal .

他们发现咖啡因能够刺激大脑中调节兴奋的区域。

gb.cri.cn

20. A cup of instant coffee, on the other hand, contains only around half the caffeine of a filter coffee.

另一方面，一杯速溶咖啡的咖啡因，大约只有一杯过滤咖啡的一半。

21. To control the amount of caffeine the participants received, the team gave them pills containing caffeine equivalent to around four cups of coffee in one day or similar looking placebos.

为了控制参与者的咖啡因吸收量，研究组给他们含有大约相当于一天四杯咖啡的咖啡因药片，或者外表相似的安慰剂药片。

22. Reduce your intake of alcohol, nicotine, sugar, and caffeine.

减少酒精、尼古丁、糖和咖啡因的摄入量。

23. It also reinforces the message that they should not do work or watch TV in bed, should limit the light in the bedroom and should avoid stimulants like caffeine late in the day.

它还强调这个信息即在床上不应该工作或是看电视，应当限制卧室的灯光，在一天的晚些时候避免类似咖啡因的刺激。

24. They studied the effects of caffeine on two groups of male exercisers: those who usually consumed little caffeine and those with an average intake of four cups a day.

他们研究了咖啡因对两组男性锻炼者的作用：一组是通常很少饮用咖啡的，另一组则是保持着平均每天四杯咖啡的吸收量。

25. Stimulants as mild as caffeine can produce state-dependent learning boosts — so if you drink coffee or soda while studying, drink them before the test, too.

像咖啡因这类温和的兴奋剂可以产生情境依靠提高学习——所以如果你学习时喝咖啡或碳酸水，那么考试时也要喝。

26. Stimulants as mild as caffeine can produce state-dependent learning boosts — so if you drink coffee or soda while studying, drink them before the test, too.

像咖啡因这类温和的兴奋剂可以产生情境依靠提高学习——所以如果你学习时喝咖啡或碳酸水，那么考试时也要喝。

27.poisoning resulting from excessive intake of caffeine containing products.

由于过量摄入咖啡碱而中*。

29.High levels of refined carbohydrates, high-fat foods, alcohol and caffeine all affect efficiency.

过多地摄取精制碳水化合物、高脂肪食品、酒精和咖啡因都会使你的免疫力大打折扣。