astringency [ə'strɪndʒənsɪ]

例句:

• The process, in which the tea develops its characteristic astringency, is known as fermentation.
  茶开始散发涩味的过程称作发酵。
  
• The endosperm of the nut owes its marked degree of astringency.
  坚果的胚乳由于存在丹宁,所以有显著的涩味.
  
• The mountain cultivation, the fruit is mature when cannot remain the astringency.
  高山栽培, 果实成熟时不会残留涩味.
  
• There are a couple others in here that have what I call a mouth-coating astringency, and they just stick to your tongue.
  来自SA