buoyancy

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柯林斯词典

buoyancy /ˈbɔɪənsɪ/

1. N-UNCOUNT Buoyancy is the ability that something has to float on a liquid or in the air. 浮力
Air can be pumped into the diving suit to increase buoyancy. 可以往潜水衣中打气增加浮力。
2. N-UNCOUNT Buoyancy is a feeling of cheerfulness. 愉快
...a mood of buoyancy and optimism. …愉快、乐观的情绪。
3. N-UNCOUNT There is economic buoyancy when the economy is growing. 繁荣
The likelihood is that the slump will be followed by a period of buoyancy. 有可能在衰退之后出现一段繁荣时期。

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