Maybe he had a car accident. Those cab drivers are maniacs.
或许他出了车祸，计程车司机都是疯子。
哈利波特与凤凰社
" Well, he turned out to be a maniac, didn't he? " said Dean Thomas hotly.
“可是，后来发现他是个疯子嘛，是不是？”迪安气呼呼地说。
超女 第02季 S02
This volatile maniac tried to kill me!
这个暴力的疯子想要杀了我！
哈利波特与密室
And laughing like a maniac, he dragged Harry back upstairs.
他把哈利拽到楼上，笑得像个疯子一样。
少儿动漫万用对白
I find out some blade-swinging maniac is coming for you.
我听说有个耍刀的疯子到处找你。
VOA常速英语_非洲
But they would love it if we would come out as rabid racist maniacs because that's the way they think.
但如果我们以狂热的种族主义疯子的身份出现，他们会喜欢的，因为他们就是这么想的。
《杀死一只知更鸟》原声版
There a maniac lives there, and he's dangerous.
里面住着个疯子，他很危险。
CNN 10 学生英语 2022年2月合集
Do you ever yell at the TV like a maniac?
你有没有像疯子一样对着电视大喊大叫过？
哈利波特与阿兹卡班的囚徒
It's a maniac, and she won't hear a word against it! ”
那是只疯猫，可说它一句坏话她都听不得！”
英语百科
Maniac
（重定向自Maniacs）
Maniac (from Greek μανιακός, maniakos) is a pejorative for an individual who experiences the mood known as mania. Also in common usage it is an insult for someone involved in reckless behavior.