caffeine

名词咖啡碱; [药]咖啡因; 茶精（兴奋剂）

1. 咖啡碱：主要成份: 咖啡碱 (Caffeine) 加速血液循环,把eye cream 成份更容易带进眼部肌肤 透明质酸 (Hyaluronic acid) 透明质酸是皮肤的天然保湿因子,不仅保持皮肤弹性功能,锁住大量水份子,同时对皮肤、关节组织具有保湿润滑作用.

2. 咖啡：[化学成份] 茶叶含膘呤类生物碱,以咖啡(caffeine)为主,含量1%-5%,另有可可豆碱(theobromine),茶碱(theophylline),黄瞟呤(xanthine). 还含鞣质,绿茶中含缩合鞣质约10%-24 %,红茶中约6%左右,其中没食子酸以左旋表没食子儿茶精酯[(-)epigallocatechin gallate]为主,

3. 咖啡因--咖啡因：咖啡碱就是咖啡因咖啡因(caffeine)又可称为咖啡碱(theine)或甲基可可碱(methyltheobromine),其化学式为C8H10N4O2,主要的成分为黄碱(黄嘌呤)(xanthine,(CH3)3C5HN4O2),是一种存在于自然界中的天然物质.

1. 咖啡因;咖啡碱
    Caffeine is a chemical substance found in coffee, tea, and cocoa, which affects your brain and body and makes you more active.

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1. More research is needed to show whether caffeine can ward off depression.

2. caffeine的意思

2. Caffeine is a staple in office break rooms across the nation, pepping up adults who slog through their days feeling drowsy and tired.

3. caffeine的反义词

3. The women reported an average caffeine consumption during pregnancy of 159 milligrams per day, lower than new recommended limits of 200 milligrams in Britain.

4. The first robusta coffee trees were planted there in 1935 and their coffee is famous for offering great flavor with less than 3 percent caffeine.

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5. The women reported an average caffeine consumption during pregnancy of 159 mg per day, lower than new recommended limits of 200 mg in Britain.

6. caffeine的解释

6. The experts caution coffee drinkers not to consume too much caffeine because three or four hours later the coffee drinker can experience a low.

7. But it also showed that the corporate weight of the world's biggest caffeine pusher was no match for all the tea in China.

8. caffeine的近义词

8. And they found that both caffeine and exercise helped eliminate damaged skin cells, but the combination worked better than either alone.

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9. The researchers found no link between tea or cola consumption and fetal death, suggesting that caffeine may not be the exposure of interest.

10. The caffeine shortened the amount of time it took the females to return to the males for another round of mating.

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