astringent

• 形容一种能使身体组织收缩的物质，常用于止血或紧致皮肤；也比喻尖锐、严厉或严格的作风或风格。

Describes a substance that causes the contraction of body tissues, typically used to reduce bleeding or tighten skin; also used figuratively to describe a sharp, severe, or austere manner or style.

1. Tissue-constrictingC1formalmedical

   Causing the contraction of soft organic tissue, such as skin or mucous membranes, often used in medical or cosmetic contexts.

   收敛性

   • The astringent lotion helped reduce the swelling.
   • Doctors used an astringent solution to stop the bleeding.
   • Astringent properties in certain plants make them useful for treating minor wounds.

   同义词constrictivestyptic

   反义词demulcentemollientlaxativesoothing

2. Sour or bitter tasteB2formal

   Having a sharp, sour, or bitter flavor that can cause a puckering sensation in the mouth.

   涩味

   • The astringent taste of the green apple made her pucker.
   • Unripe persimmons have a very astringent flavor.
   • The wine had an astringent finish that lingered on the palate.

   同义词acerbicacidacidicacridbittersharpsourtart

   反义词blandmildsweet

3. Harsh or severeC1formal

   Describing a manner, remark, or style that is sharp, critical, or severe.

   尖刻或严厉

   • His astringent criticism left the team feeling demoralized.
   • The reviewer's astringent comments were not well received.
   • She spoke with an astringent tone that silenced the room.

   同义词acerbiccausticcuttingharshmordantscathingseveresharpstingingtrenchantvitriolic

   反义词gentlekindlenientmildsoft

• 指能使组织或血管收缩的物质或药物，常用于止血或减少分泌物。也指具有收敛作用的药剂。

A noun referring to a substance or drug that causes the contraction of body tissues and canals, often used to reduce bleeding or secretions.

1. Medical substanceC1formalmedical

   A drug or substance that causes contraction of body tissues and canals, often used to reduce bleeding or secretions.

   收敛剂

   • The doctor applied an astringent to the wound to stop the bleeding.
   • Astringents are commonly used in dermatology to tighten pores.
   • Some mouthwashes contain astringent compounds to reduce gum inflammation.

   同义词astringent drugstyptic

2. Sour or bitter tasteC1formal

   A substance that has a sharp, sour, or bitter flavor that causes a puckering sensation in the mouth.

   涩味

   • The astringent taste of unripe persimmons made her pucker.
   • Green tea has a slightly astringent flavor due to its tannins.
   • The wine had an astringent finish that lingered on the palate.

   同义词acerbicacridbittersharpsourtart

3. Contracting agentC1formal

   A substance that tends to draw together or constrict soft organic tissue, such as skin or mucous membranes.

   收敛剂

   • Astringents are used in skincare products to tighten and firm the skin.
   • The chemical acted as an astringent, causing the tissue to contract.
   • Some natural astringents like witch hazel are used for their soothing properties.

   同义词styptic