A young street seller oblivious to the scene ahead, her wares perched atop her head, photobombed a shoot and in that split second her life changed forever.

头上顶着商品的年轻路边小贩误入别人的镜头却浑然不知，但她的人生却因这个瞬间而永远改变了。

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So, studies with police officers using reaction time in split-second choices on who to shoot find that your stereotypical attitudes play a huge role in who you're likely to shoot when they're holding an object in their hand that's unclear.

一些针对警察的研究,用霎间的反应时间让他们作出选择,应该向谁开枪，研究发现这些刻板态度,能极大的影响你选择向谁开枪,当他们手里拿着不明物体时。

耶鲁公开课 - 心理学导论课程节选

That was the--that split second in time when my life completely and utterly changed.

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The problem is that the engines might be so cold after 11 months in space that they will not respond with the split-second accuracy required.

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As the government set about creating a brave new world of motorways, Kinneir and Calvert were given the job of making signs that could be clearly read in a split second.

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