头发是死的，一旦其毛囊主轴受到挤压，其生物物质由于心理创伤或恐惧不能着色或漂白。

Hair is dead, and once the main shaft of the hair follicle is extruded, expired biomass can't be tinted or bleached by psychological trauma or fear.

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三分之一的守卫被判定显现出有“真实的”暴虐倾向，而许多囚犯受到心理创伤，其中两人甚至提前退出了实验。

One-third of the guards were judged to have exhibited "genuine" sadistic tendencies, while many prisoners were emotionally traumatized and two had to be removed from the experiment early.

youdao

在这组受到更严重创伤的幸存者中，某种形式的心理治疗往往是必要的，并且通常也能够取得成功。

In this group of more traumatized victims, psychological treatment of some kind is often required and is usually successful.

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