V2EX alternator

Alternator

定义 Definition

alternator(名词):交流发电机;一种把机械能转换为电能、并输出交流电(AC)的发电装置,常见于汽车发动机中,用于给电池充电并为电气系统供电。(也常与“发电机”泛称混用,但更准确指输出交流的那类。)

发音 Pronunciation

/ltrnetr/

例句 Examples

The alternator charges the car battery while the engine runs.
发动机运转时,交流发电机会给汽车电池充电。

If the alternator fails, the dashboard lights may dim and the engine can eventually stall because the electrical system no longer receives enough power.
如果交流发电机故障,仪表盘灯可能会变暗,发动机最终也可能熄火,因为电气系统得不到足够的电力供应。

词源 Etymology

alternator 来自 alternate(交替的)+ -or(表示“做……的人/器具”)。之所以这样命名,是因为它产生的电流方向会交替变化,即“交流”。

相关词 Related Words

文学与著名作品用例 Literary Works

  • 《Shop Class as Soulcraft》Matthew B. Crawford(非虚构):涉及汽车与机械维修语境中对发电机/交流发电机等部件的讨论。
  • 《Zen and the Art of Motorcycle Maintenance》Robert M. Pirsig(小说/哲思散文):在机械与维护的叙述场景中常出现包括发电系统在内的技术词汇(不同版本/译本中术语呈现可能有差异)。
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