V2EX power off

Power Off

发音 Pronunciation

/pa.r f/

释义 Definition

关闭电源;断电;使(设备)停止运行。通常指通过正常操作使电子设备完全关闭。

例句 Examples

Please power off your phone before the meeting starts.
请在会议开始前关闭你的手机。

The technician powered off the entire server rack to perform maintenance on the cooling system.
技术人员关闭了整个服务器机架的电源,以便对冷却系统进行维护。

词源 Etymology

power 源自古法语 poeir,意为"能够、有能力",最终来自拉丁语 potere(能够)。off 源自古英语,表示"离开、分离"。power off 作为短语动词,随着电子设备的普及在20世纪中后期开始广泛使用,表示切断设备电源的动作,与 power on(开机)相对。

相关词汇 Related Words

文学与文化引用 Literary & Cultural References

  • 在科幻作品中,"power off" 常用于描述关闭人工智能或机器人的场景,例如在阿瑟C克拉克的《2001太空漫游》中,宇航员逐步关闭 HAL 9000 计算机的经典片段。
  • 在菲利普K迪克的《仿生人会梦见电子羊吗?》(*Do Androids Dream of Electric Sheep?*)中,"关闭"仿生人引发了关于生命与意识的深刻讨论。
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