Subsequent experiments reproduced this effect with other stimuli, such as the sound of fingernails on a chalkboard and photographs of disgusting insects.

随后的实验利用其它刺激物再现了该结果，如指甲刮擦黑板的声音和恶心的昆虫图片。

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Fingernails and toenails. Chemotherapy can affect the color and texture of fingernails and toenails.

手指甲和脚趾甲化疗可能会影响手指甲和脚趾甲的颜色和纹理。

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Much time has been spent, over the past century, on working out exactly what it is about the sound of fingernails on a blackboard that's so unpleasant.

在上世纪(人们)花费大量时间，苦苦追寻是什么让指甲刮黑板的声音这么令人不爽。

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Today's kids do have it better--they'll never know the sound of fingernails screeching across a blackboard.

FORBES: Magazine Article

Dr Towler set about measuring the strength of fingernails by dropping a small, diamond-tipped needle on to them.

ECONOMIST: Medicine

People notice everything from your choice of clothing colors and how a jacket fits, to your hairstyle and the length of your fingernails, Jahnke says.

FORBES: How To Make A Lasting Impression