V2EX focus

Focus

定义 Definition

focus(名词/动词):(把注意力)集中在某事上;焦点;(相机、显微镜等的)对焦。最常用义为“专注/集中注意力”。

发音 Pronunciation

/foks/

例句 Examples

I need to focus on my homework.
我需要把注意力集中在作业上。

In a noisy café, she tried to focus on the lecture recording, but the constant chatter kept breaking her concentration.
在嘈杂的咖啡馆里,她试图专注于讲座录音,但不断的谈话声总是打断她的注意力。

词源 Etymology

来自拉丁语 focus,原意是“炉灶、火炉”,引申为“中心点”。后来在科学语境中用于表示“焦点”(如光学中的焦点),再进一步引申到心理与行为层面的“注意力的中心”,形成现代常见的“专注/集中”之义。

相关词 Related Words

文学作品 Literary Works

  • Brave New World(Aldous Huxley):常见于对社会控制与“注意力被引导/分散”的讨论语境中。
  • Thinking, Fast and Slow(Daniel Kahneman):在认知与注意力机制的论述中高频出现“focus/attention”等词。
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