maniac

1. N-COUNT A maniac is a crazy person who is violent and dangerous. 瘋子

The cabin looked as if a maniac had been let loose there. 小屋看上去像是被放任的瘋子光顧過一樣。

2. ADJ If you describe someone's behaviour as maniac, you are emphasizing that it is extremely foolish and uncontrolled. 瘋狂的[ADJ n] [強調]

He could not maintain his maniac speed for much longer. 他不能太長時間地保持這種瘋狂的速度。

3. N-COUNT If you call someone, for example, a religious maniac or a sports maniac, you are critical of them because they have such a strong interest in religion or sports. 狂熱分子[表不滿]

My mom is turning into a religious maniac. 我媽媽正在變成一個宗教狂熱分子。