thinner

• 指物体两个相对面之间距离小，不厚；也形容人身材瘦、不胖；还可表示稀疏、稀薄或细小。

Describes something that has a small distance between opposite sides or surfaces; not thick.

1. A1formal

   Having a small distance between opposite surfaces; not thick.

   薄

   • The ice on the lake was very thin.
   • She cut a thin slice of bread.
   • The walls are too thin to block out noise.

   同义词fineflimsyslenderslightslim

   反义词bulkyfatthick

2. Slim or leanA1formal

   Having little body fat; slender.

   瘦

   • He is tall and thin.
   • The model was very thin.
   • She looked thin after her illness.

   同义词lankyleanskinnyslenderslightslimsparesvelte

   反义词chubbyfatheavyobeseoverweightplump

3. Not dense or sparseB1formal

   Having few parts or items relative to the area; not dense.

   稀疏的

   • The crowd was thin at the beginning of the concert.
   • His hair is getting thin on top.
   • The air is thin at high altitudes.

   同义词meagerscantscantyslightsparsespread outthinned

   反义词densethick

4. Weak or poorB2informal

   Lacking substance, strength, or quality.

   薄弱的

   • The plot of the movie was thin and predictable.
   • His excuse was too thin to be believable.
   • The evidence is thin and doesn't support the claim.

   同义词feebleflimsyinsubstantialmeagerpoorshallowslighttenuousunconvincingweak

   反义词robustsolidstrongsturdysubstantialthick

• 名词，指用于稀释油漆、清漆等材料的液体物质（如溶剂），以降低其黏度。

A noun referring to a liquid substance, such as a solvent, used to dilute paint, varnish, or other materials to reduce their viscosity.

1. Diluting agentB1formal

   A liquid, such as turpentine or mineral spirits, used to thin paint, varnish, or other substances.

   稀释剂

   • He added some thinner to the paint to make it easier to apply.
   • Make sure you use the correct thinner for oil-based paints.
   • The smell of paint thinner filled the room.

   同义词diluentreducersolvent