Her friends have explained that she tended to take her gruesome research to heart, and this 19)plunged her into a fatal depression that not even hospitalization could fully treat.

• 她的朋友解释说她很容易对自己研究的残酷事实“入戏太深”，这致使她后来患上了严重的抑郁症，甚至住院治疗都未能使她完全康复。