V2EX uninterruptible power supply

Uninterruptible Power Supply

释义 Definition

不间断电源(UPS):一种在市电断电、电压波动或电力质量不稳定时,能通过电池与逆变电路在短时间内持续供电的设备,用于保护计算机、服务器、网络设备、医疗仪器等关键负载,避免数据丢失与设备损坏。(也常简称为 UPS。)

发音 Pronunciation (IPA)

/nntrptbl par spla/

例句 Examples

The router is connected to an uninterruptible power supply.
路由器接在不间断电源(UPS)上。

During the storm, the uninterruptible power supply kept the servers running long enough to shut them down safely and prevent data loss.
暴风雨期间,不间断电源让服务器继续运行了足够久,从而能安全关机并避免数据丢失。

词源 Etymology

该短语由 **un-**(否定前缀,“不”)+ interrupt(打断、中断)+ -ible(“可……的”)构成 uninterruptible(“不可被中断的”),再加上 power supply(电源/供电装置)。整体字面意思就是“不可中断的供电装置”,后来在电力与计算机领域中固定指代“UPS不间断电源”。

相关词 Related Words

文学与作品 Literary Works

  • The Phoenix Project(Gene Kim 等):以IT运维与数据中心为背景的商业小说/管理寓言中常出现 UPS、发电机与机房供电等术语。
  • Daemon(Daniel Suarez):涉及高科技基础设施与服务器环境的情节中,会出现与UPS/备用电力相关的设备描写。
  • The Cuckoo’s Egg(Cliff Stoll,纪实作品):讲述早期计算机安全事件,叙述机房与系统维护时常提到备用供电与电力保护设备(含UPS语境)。
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