V2EX power down

Power Down

定义 Definition

power down:使(设备、机器、系统)断电关机/关闭电源;也可指设备逐步停止运行并进入关闭状态。(更口语/常用的同义表达是 shut down;另外在非技术语境中也可引申为“放松、冷静下来”,但这里以最常见的“关机”义为主。)

发音 Pronunciation

/par dan/

例句 Examples

Please power down your phone before the flight takes off.
请在飞机起飞前把手机关机。

After the update finishes, the server will power down automatically to protect the hardware and apply the changes safely.
更新完成后,服务器会自动关机,以保护硬件并安全应用更改。

词源 Etymology

power(电源/动力)+ down(向下、减少)组成的短语动词,字面含义是“把电力降下去”,引申为“切断电源、让设备停止运行”。在电子设备与工程语境中非常常见,常见搭配如 power down the computer/system

相关词 Related Words

文学作品 Literary Works

  • The Martian(Andy Weir):小说中多处出现设备与系统管理语境,包含关机/断电相关表达(如 power down 一类的工程用语)。
  • Ready Player One(Ernest Cline):涉及大量电子设备与系统操作描写,出现过关机/断电的相关表达。
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