V2EX arcing

Arcing

释义 Definition

arcing 是动词 arc 的现在分词/动名词形式,常见两种用法:

  1. 呈弧形运动;划出一道弧线(多用于球、手臂、道路、光线等的轨迹)
  2. (电)拉弧;产生电弧放电(火花在两点之间“跳”过去,常见于电线、开关、焊接等场景)
    (此外 arc 也可作名词表示“弧线/弧形”,或作动词表示“使成弧形”。)

发音 Pronunciation

/r.k/

例句 Examples

The ball went arcing through the air.
球在空中划出一道弧线。

Blue sparks were arcing between the wires, so we cut the power immediately.
蓝色火花在电线之间拉弧跳动,因此我们立刻切断了电源。

词源 Etymology

arc 来自拉丁语 arcus,意为“弓、弧”。arcing 则是在 arc 后加上 -ing 构成,表示“正在呈弧形运动/正在拉弧放电”。

相关词 Related Words

文学作品 Literary Works

  • Frankenstein(Mary Shelley)常见于雷电、电光等“放电/电弧”意象的描写语境
  • The War of the Worlds(H. G. Wells)与“闪光、放电、能量束”相关的描写中常出现类似用法
  • Moby-Dick(Herman Melville)在描写海上风暴、光线轨迹等意象时常见“弧线式运动”的表达语境
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