bedlamer

例句：

1. 1.The bedlamer was found wandering the streets in a state of delirium.
   那个精神病患者被发现在街上游荡，处于谵妄状态。
2. 2. He became a bedlamer after years of alcohol abuse.
   他因多年的酗酒而变成了一个精神病患者。
3. 3. The bedlamer's behavior was so erratic that it caused concern among the neighbors.
   那个精神病患者的行为如此不稳定，以至于邻居们感到担忧。