V2EX reaction time

Reaction Time

定义 Definition

reaction time反应时间;指从刺激出现(如看到信号、听到声音)到个体做出可测量反应(如按键、起跑、说出答案)之间所经过的时间。常用于心理学、神经科学、运动训练与人机交互等领域。

发音 Pronunciation

/rikn tam/

例句 Examples

Her reaction time is very fast.
她的反应时间很快。

In the driving test, stress and fatigue can lengthen reaction time, increasing the risk of mistakes.
在驾驶测试中,压力和疲劳会延长反应时间,从而增加出错风险。

词源 Etymology

reaction 来自拉丁语词根 *re-*(“向后/回”)+ *act-*(“做、行动”),原意带有“对某个行动的回应”。time 源自古英语 tīma(“时间、时刻”)。合起来 reaction time 即“做出回应所需的时间”。

相关词 Related Words

文学与经典作品 Literary Works

  • William James《The Principles of Psychology》(《心理学原理》):讨论心理过程测量与早期实验心理学研究时,涉及反应时间等实验指标。
  • Daniel Kahneman《Thinking, Fast and Slow》(《思考,快与慢》):在认知心理学与判断研究的叙述中提到用反应时间等方法推断心理加工的快慢与难易。
  • James Gleick《Faster: The Acceleration of Just About Everything》(《更快:几乎一切都在加速》):在讨论现代社会速度与技术对人的影响时,会谈到反应速度/反应时间等概念。
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