單寧酸（或稱鞣酸、鞣質）是一種水溶性多酚類，常見於草本和木本植物，像是

單寧酸（或稱鞣酸、鞣質）是一種水溶性多酚類，常見於草本和木本植物，像是蔬菜丶高粱丶水果及紅酒等。

結果 (英文) 1:

Tannic acid (also known as tannic acid or tannin) is a water-soluble polyphenol commonly found in herbs and woody plants, such as vegetables, sorghum, fruits and red wine.

結果 (英文) 2:

Tannic acid (also known as tannic acid or tannin) is a water-soluble polyphenol commonly found in herbaceous and woody plants, such as vegetables, sorghum, fruits, and red wine.

結果 (英文) 3:

Credit recorded that tannic acid (or tannic acid, tannin) is a water-soluble polyphenol, which is commonly found in herbs and woody plants, such as vegetables, sorghum, fruits and red wine.