buoyancyKK [ˋbɔɪənsi] /ˈbɔɪənsi/发音名词1浮力The buoyancy of salt water makes swimming much easier.盐水的浮力让游泳轻松许多。2浮性、漂浮力Air trapped in the hull gives the boat extra buoyancy.船身里封住的空气让船有额外的浮性。3开朗、愉快、轻快Nothing could destroy the buoyancy of her mood that morning.那天早上没有任何事能破坏她愉快的心情。4活络、畅旺、上扬经济Analysts were surprised by the buoyancy of the housing market.分析师对房市的畅旺感到意外。用这个字练口说→