buff

• 形容词，用于形容对某一领域非常感兴趣且精通的人，或形容体格健壮、肌肉发达的身体。

An adjective used to describe someone who is very interested in and knowledgeable about a particular subject, or to describe a body that is physically fit and muscular.

1. B1formal

   Of a pale yellowish-beige color, resembling that of buff leather.

   颜色

   • She wore a buff-colored coat to the event.
   • The walls were painted a soft buff shade.
   • His uniform was made of buff fabric.

   同义词beigecreamecrufawnkhakisandstrawtan

• 多义词：指某事物的热情爱好者或追随者；也指柔软厚实的未染色皮革、裸露的皮肤、中等到深棕褐色的肤色，或抛光工具。

A noun with multiple meanings: an enthusiastic admirer or follower of a particular subject; a soft, thick undyed leather; bare skin; a medium to dark tan color; or a polishing tool.

1. Enthusiast or fanB1informal

   A person who is very interested in and knowledgeable about a particular subject or activity.

   爱好者或粉丝

   • He's a real film buff and knows everything about classic movies.
   • My uncle is a history buff who visits every museum in town.
   • She's a fitness buff and goes to the gym every day.

   同义词addictadmireraficionadoconnoisseurdevoteeenthusiastexpertfanfanaticfreaklovernut

2. Soft leatherB2formal

   A soft, thick, undyed leather made from the skin of buffalo or oxen.

   水牛皮革

   • The jacket was made of high-quality buff leather.
   • He polished his shoes with a buff cloth.
   • The craftsman used buff to create a durable belt.

3. Naked skinB2informal

   The state of being without clothes; bare skin.

   裸体

   • The children were swimming in the buff at the lake.
   • He stood there in the buff, shivering from the cold.
   • They sunbathed in the buff on the private beach.

   同义词barenessnakednessnudityundress

4. B1formal

   A medium to dark tan color, similar to that of buff leather.

   浅黄褐色

   • She painted the walls a warm buff color.
   • The uniform was a shade of buff.
   • The sunset had a beautiful buff hue.

   同义词beigeecrufawnstrawtan

5. Polishing toolB2formal

   A tool made of soft material mounted on a block, used for polishing, especially in manicuring.

   抛光工具

   • She used a buff to shine her nails.
   • The manicurist applied a buff to smooth the surface.
   • He polished the silver with a soft buff.

   同义词bufferpolisher

• 动词，表示打磨或擦亮某物使其光滑，在非正式语境中也指改善或增强某事物。

A verb used to indicate the act of polishing or making something smooth, or in informal contexts, to improve or enhance something.

1. Strike or beat repeatedlyB2informal

   To hit or strike someone or something repeatedly, often in a rough or aggressive manner.

   痛打

   • The bully tried to buff the smaller kid in the hallway.
   • He buffed the punching bag with his fists.
   • The waves buffed the side of the boat during the storm.

   同义词batterbeathammerpoundpummelthrash

2. Polish and make shinyB1formal

   To rub a surface, typically with a cloth or tool, to make it smooth and shiny.

   擦亮

   • She buffed her nails until they gleamed.
   • He buffed the car's paintwork to a high gloss.
   • The jeweler buffed the silver ring to remove tarnish.

   同义词burnishfurbishglosspolishshine

   反义词abradedullroughenscratchscufftarnish