1. There was a certain photograph about which you had a hallucination . 你当时有一种幻觉，以为看到了一张照片。
2. He imagined that his whole life could be a hallucination caused by a "malicious demon". 他设想他的整个生活是由一个叫做“恶毒的魔鬼”所引起的幻觉。
3. Methods 83 psychiatric patients with hallucination were assessed with Hallucination Assessment Scale(HAS), and the 18 traits of hallucination were classified by cluster analysis. 方法应用幻觉量表对83例有幻觉的精神疾病患者进行评定，进行18类属性的聚类分析。
英英解释
n.
1. illusory perception; a common symptom of severe mental disorder
2. a mistaken or unfounded opinion or idea
3. an object perceived during a hallucinatory episode
