buoyant

• 形容能够漂浮的；也形容心情愉快、乐观、有活力的。

Describes something that is able to float or is cheerful and optimistic.

1. Able to floatB2formal

   Capable of floating in a liquid or rising in air.

   能漂浮的

   • Cork is a buoyant material used in life jackets.
   • The boat remained buoyant despite the heavy load.
   • Hot air balloons are buoyant because the air inside is lighter.

   同义词afloatfloatingfloaty

   反义词heavyleadensinking

2. Cheerful and optimisticB2formal

   Having a cheerful, lively, and optimistic disposition.

   乐观开朗的

   • Despite the setbacks, she remained buoyant and hopeful.
   • His buoyant personality lifted everyone's spirits.
   • The team's mood was buoyant after their victory.

   同义词brightcarefreecheerfuljauntylightheartedlivelyoptimisticsprightlysunnyupbeat

   反义词despondentdismalgloomymelancholymorosepessimisticsullen

3. Economically successfulC1formalbusiness

   Characterized by rising prices, high demand, and economic growth.

   繁荣的

   • The stock market remained buoyant throughout the quarter.
   • Investors are optimistic about the buoyant economy.
   • The company reported buoyant sales figures for the year.

   同义词boomingflourishinghealthyprosperousstrongthriving

   反义词depressedfailingsluggishstagnantweak