单宁酸

And have free fatty acids, caffeine, tannic acid and so on.

并且有游离脂肪酸、咖啡因、单宁酸等。

Green tea contains less caffeine and a little more tannic acid.

绿茶含有很少的咖啡因和非常少的单宁酸。

New tea contain more tannic acid, caffeine, alkaloids and so on, more people appear "drunk tea"

新茶叶含有较多的单宁酸，咖啡因，生物碱等，更多的人出现"醉茶"

The gas volume was increased and ammonia concentration decreased in the presence of tannic acid.

除对照组和对照组+单宁酸在24 h外，随着氨氮浓度的降低，产气量却逐渐增加，在24 h发酵后更加明显。

Experimental results showed that technology of membrane separation promoted the content and yield of tannic acid significantly, which reached 97.3 % and 84.7 % respectively.

分析结果表明，膜分离技术有效地实现了不同分子质量的物料分级和截留，精品单宁酸的含量为97.3 %，收率为84.7 %。

The effects of tannic acid on GSTs specific activity were dependent on dosage and time.

用含0.005%单宁酸的饲料饲喂棉铃虫后，5龄和6龄幼虫的谷胱甘肽S-转移酶活性明显降低，分别为对照的59%和67%。

Very seldom,because tea has tannin which may be harmful toone s health.

很少的，因为茶里有单宁酸，对人的健康是有害的。

Because they are rich in tannin, they can taste bitter, though some of this flavors disappears when cooked.

因为他们有丰富的单宁酸，它们可以品尝痛苦的，但一些这方面的风味消失时，煮熟后食用。

Answer: The tea with milk principal components for the sugar, the milkessence, only provide the quantity of heat and do not have othernutrients, also the milk essence, the cream ball are the vegetableoil, radically is unable to provide calcareously, also it or belongsto the anti-form fatty acid, the research discovered, has creates thecancer the possibility, therefore drinks the pearl tea with milk onlyto be able to let.

答案：奶茶主成分为糖、奶精，只提供热量并无其他营养素，且奶精、奶油球是植物油，根本无法提供钙质，且它还是属于反式脂肪酸，研究发现，有造成癌症的可能，所以喝珍珠奶茶只会让你变胖，没有其他好处；就算加的是鲜奶，但想要摄取钙质的人，也无法从奶茶中获得，因为茶中的单宁酸会减少钙、铁的吸收。

Past research has indicated that acorns have higher levels of healthful tannin compounds than other nuts, so Mitchell's group set out to identify the specific hydrolyzable and condensed tannins in acorns.

过去的研究已经表明，橡子有更高层次的身体健康，鞣酸化合物比其他坚果，所以米切尔的小组列出，以确定具体的可水解和浓缩单宁酸，在橡实。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。