V2EX screentime

Screen Time

定义 Definition

名词 (n.) 指花在电子屏幕(如手机、电脑、电视等)前的时间;也可指演员在电影或电视节目中出现在屏幕上的时间。

发音 Pronunciation

/skrin tam/

例句 Examples

Parents should limit their children's screen time to less than two hours a day.
家长应该把孩子每天的屏幕时间限制在两小时以内。

Studies have shown that excessive screen time before bed can disrupt sleep patterns and reduce the overall quality of rest.
研究表明,睡前过多的屏幕时间会打乱睡眠规律,降低整体休息质量。

词源 Etymology

screen 源自古法语 escren(屏障、遮挡物),后来引申为电影银幕、电视屏幕等含义。time 源自古英语 tīma(时间)。screen time 最早用于影视行业,指演员在银幕上出现的时长。随着智能手机和平板电脑的普及,这个词在21世纪初被广泛用来指人们使用电子设备的时间,尤其在讨论儿童健康和数字生活习惯时成为高频词汇。

相关词汇 Related Words

文学与文化引用 Literary & Cultural References

  • 在 Jean M. Twenge 的著作 iGen(2017)中,screen time 是核心概念之一,作者探讨了智能手机时代对青少年心理健康的影响。
  • 美国儿科学会(AAP)多次发布关于儿童 screen time 的指导建议,使这一术语进入公共健康讨论的主流。
  • Apple 于2018年在 iOS 12 中推出了名为 Screen Time 的功能,帮助用户监控和管理设备使用时间,使该词进一步深入大众日常用语。
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