V2EX free-fall

Free-fall

释义 Definition

free-fall(名词/动词)指自由落体:物体在主要只受重力作用下下落的运动状态(通常忽略空气阻力)。在日常语境中也可引申为快速下跌、急剧下降(如价格、情绪或形势)。

发音 Pronunciation (IPA)

/fri fl/

例句 Examples

The skydiver was in free-fall for several seconds.
跳伞者处于自由落体状态持续了几秒钟。

After the scandal, the company’s stock seemed to free-fall, alarming investors worldwide.
丑闻爆发后,这家公司的股价似乎一路暴跌,令全球投资者感到不安。

词源 Etymology

free-fallfree(自由的、不受约束的) + fall(下落) 组合而成,字面意思是“无约束地坠落”。该词常见于物理学与航空/跳伞语境,后来扩展到经济、社会等领域,用来比喻“急速下滑”的状态。

相关词 Related Words

文学与作品 Literary Works

  • 《达芬奇密码》(Dan Brown, The Da Vinci Code):常见以 free-fall 描写人物坠落或失重感的惊险场景。
  • 《哈利波特》系列(J.K. Rowling, Harry Potter):作品中多处以接近 free-fall 的表达描绘突然下坠、失重的体验(具体措辞随版本而异)。
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