had no history of psychiatric

基本解释

In their study, Rasenick and colleagues compared brain samples from depressed people who had committed suicide with controls who had no history of psychiatric disorders.
在該研究中，Rasenick和他的同事比較了自殺的抑鬱症患者和沒有精神病史的對照人群的大腦樣品。
For their study, Picardi and his colleagues recruited a random sample of female nurses, who were younger than 60 years old, had no chronic illnesses and no history of major psychiatric disorders.
Picardi和他的同事在實騐中補充了一些年齡小於60嵗、沒有慢性疾病和主要的精神病史的女性護士作爲隨機樣本。