V2EX buoyancy

Buoyancy

发音 Pronunciation

/b.n.si/

释义 Definition

浮力;漂浮的能力。也可引申为乐观、轻快的心情或经济的活跃程度。

例句 Examples

The buoyancy of the life jacket kept him afloat in the water.
救生衣的浮力使他漂浮在水面上。

Despite the economic downturn, there was a surprising buoyancy in the housing market that analysts struggled to explain.
尽管经济低迷,房地产市场却出人意料地保持活跃,这让分析师们难以解释。

词源 Etymology

该词源自西班牙语 boyante(漂浮的),与英语 buoy(浮标)同源。Buoy 可追溯至古法语 buie(锁链、脚镣),后来指系在锚链上的浮标。后缀 -ancy 表示一种状态或性质。该词最早在16世纪用于描述物体在液体中上浮的物理现象,后来逐渐引申出"乐观情绪"和"经济活力"等比喻义。

相关词汇 Related Words

文学作品引用 Literary References

  • 在赫尔曼梅尔维尔的《白鲸》(Moby-Dick)中,作者多次使用该词描述海上航行中与浮力相关的物理现象及水手们的心理状态。
  • 在儒勒凡尔纳的《海底两万里》(Twenty Thousand Leagues Under the Sea)中,该词被频繁用于描述"鹦鹉螺号"潜艇的浮沉原理。
  • 在雷切尔卡森的《我们周围的海洋》(The Sea Around Us)中,该词用于解释海洋中物体浮沉的科学原理。
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