V2EX ampere

Ampere

释义 Definition

ampere(安培,符号 A):电流强度的国际单位,用来表示电流的大小。日常与科学语境中常简称为 amp。也可作形容词用,指“以安培计的”。(该词也常出现在单位组合中,如 mA、kA。)

发音 Pronunciation

/m.pr/(英); /mpr/(美)

例句 Examples

The current is 2 amperes.
电流是 2 安培。

A fuse rated at 10 amperes will blow if the circuit draws too much current for too long.
额定为 10 安培的保险丝,如果电路长时间电流过大,就会熔断。

词源 Etymology

ampere 来自法国科学家 安德烈-玛丽安培(André-Marie Ampère) 的姓氏。为纪念他在电磁学与电流研究方面的重要贡献,后人将电流强度的单位以其名命名。

相关词 Related Words

文学作品示例 Literary Works

  • A Connecticut Yankee in King Arthur’s Court(Mark Twain):书中出现“电流/电力装置”等语境,常与电学单位(如 ampere)在相关版本或注释中被提及。
  • The Invisible Man(H. G. Wells):涉及电学实验与装置的描写中,在部分版本/注释与科普语境中会出现如 ampere 等单位用法。
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