V2EX switch on

Switch on

定义 Definition

短语动词(phrasal verb):打开(电器、设备等);启动;接通(电源)。

发音 Pronunciation

/swt n/(英式) /swt n/(美式)

例句 Examples

Can you switch on the light? It's too dark in here.
你能把灯打开吗?这里太暗了。

She switched on the computer and began reviewing the data that had been collected overnight.
她打开了电脑,开始查看一夜之间收集到的数据。

词源 Etymology

switch 一词最早出现于16世纪,源自低地德语或荷兰语,原意是指细长的树枝或鞭子。到了19世纪,随着电气技术的发展,switch 被引申为"开关"的意思,指用来接通或断开电路的装置。switch on 作为短语动词,意为"接通电源、打开设备",是现代英语中非常常见的日常表达。与之相对的是 switch off,意为"关闭"。

相关词汇 Related Words

文学作品引用 Literary References

  • 乔治奥威尔(George Orwell)的《一九八四》(Nineteen Eighty-Four)中多次出现 switch on 来描述角色打开"电幕"(telescreen)的动作,象征着无处不在的监控被激活。
  • 阿尔道斯赫胥黎(Aldous Huxley)的《美丽新世界》(Brave New World)中也使用了 switch on 来描写角色启动各种技术设备的场景,体现了科技对日常生活的渗透。
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