smoothen

• 使表面变得光滑或更加光滑；去除表面的粗糙或凹凸不平。

An obsolete verb meaning to make smooth or smoother; to remove roughness or irregularities from a surface.

1. Make smooth or smootherB2formal

   To make a surface even, flat, or free from roughness, typically by rubbing or applying pressure.

   使平滑

   • She used sandpaper to smoothen the rough edges of the wood.
   • He smoothened the creases in his shirt with an iron.
   • The carpenter smoothened the tabletop before applying varnish.

   同义词buffevenflattenironlevelplanepolishpresssandsmooth

   反义词coarsenroughen

2. Make a surface shineB2formal

   To polish a surface to make it glossy or reflective.

   抛光

   • The jeweler smoothened the silver ring until it gleamed.
   • She smoothened the marble countertop to a high shine.
   • He used a cloth to smoothen the glass surface.

   同义词buffburnishglazeglosspolishshine

   反义词dullroughenscratchtarnish

3. Become smoothB2formal

   To become even, flat, or free from irregularities.

   变平滑

   • The surface of the lake smoothened as the wind died down.
   • The dough smoothened as she kneaded it.
   • The rough patch of skin smoothened after applying the lotion.

   同义词even outflattenlevelsmooth