Hello, my friends, as usual when we drink tea, we would have such mouth-feel of thirst quenching, do you know why do you have such mouth feeling? Because of organic acids, like malic acid, citric acid, and so on, which are also very important in wine(Well you may not feel its sourness when drinking tea actually, that’s because the other main ingredients like tea polyphonel, caffine, polysaccharides gives tea the strong tastes, which hide the sourness). 当我们喝茶时，讨论比较多的如回甘、生津等。生津