buoyancy
🇺🇸
/ˈbɔɪənsi/
🇬🇧
/ˈbɔɪənsi/
the ability of something to float or to keep something afloat
The shop's success is due to the buoyancy of the local economy.
这家商店的成功归功于当地经济的繁荣。
a feeling of happiness and optimism
Her buoyancy after passing the exam was noticeable.
她通过考试后的乐观态度是显而易见的。
the state of a market or economy that is strong and growing
Learning about buoyancy is essential for swimmers.
了解浮力对游泳者来说至关重要。