tannin
🇺🇸
/ˈtænɪn/
🇬🇧
/ˈtænɪn/
A natural substance found in some tree barks and many plants, which can also be found in wine and tea. It's also used in the process of making leather.
The tannins in the wine gave it a distinct astringent taste.
葡萄酒中的单宁赋予了它独特的涩味。