Objective : To prepare purified products ( reference substances ) of tannin Galla Chinensis and formulate their quality standards.

Tannin is an astringent substance used in medicine.

单宁酸在医药中用作收敛性的物质.

Soft: Smooth without much tannin.

柔和: 滑爽,不含太多的单宁.

Tannin has a bitter taste.

葡萄酒中的苦涩味就是单宁.

Research works on tara resources tannin chemistry , chemical processing and utilization of tara extractives were summarized.

本文从其自然资源 、 塔拉提取物化学及其加工利用等几方面的研究进展作了综述.

Tanning in the sun can be dangerous to the skin.

把皮肤晒成古铜色可能对皮肤造成危害.

We give professional suggestions according to variant tanning stages for each customer.

我们针对每位顾客不同的日晒阶段,提供强度适合的晒黑建议.

I know, I went to the tanning place and the same thing happened to me.

我知道, 我也去了那个地方,而且同样的事也发生在我身上了.

About 7,000 years ago, man learned the vegetable tanning art.

约7,000年前, 人类就掌握了植鞣法制革技术.

Tannometers: Used to determine the tannic acid concentration of tanning solution.

制革计: 测定制革溶液单宁酸的浓度之用.

The original leather tanning dye to the environmental and ecological direction.

原皮鞣制染色向环保、生态方向发展.

Gluten and acid orange juice can also help restore tanning the skin.

黄粉和酸橙汁也可以帮助恢复晒黑的皮肤.

When his father gets home, he'll get a good tanning.

他爸爸回来时他将要挨一顿痛打.

Tannins are soft finishing the wine with medium length.

单宁柔顺,回味丰富悠长.

The palate is pleasant a generous and silky tannins.

饮来令人精神为之一振,口感愉悦,单宁如丝般柔滑.

Tannoy: to London Heathrow. This flight is now boarding.

扩音器: 飞往伦敦希斯罗机场. 现在各位可以开始登机了.

He called me over the Tannoy.

他用天朗扩音器喊我。

ALL the people who went abroad for their holidays came back with tans.

到国外度假的人回来个个皮肤都晒黑黑.

I have very pale skin that never tans.

我皮肤很白，怎么也晒不黑。

My brother tans very fast.

我兄弟一晒就黑.

This is the season of fake tans.

“假檀”是本季的流行风.