a complete loony
collocation十足的疯子
He drove like a complete loony on the motorway.
他在高速公路上开车像个十足的疯子。
疯子；狂人
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疯子；狂人
a mentally deranged person, especially one who may be dangerous
Some loony in the neighborhood keeps setting off fireworks at midnight.
附近有个疯子半夜三更放烟花。
精神错乱且可能危险的人
someone deranged and possibly dangerous
My friends call me a loony because I run marathons in the rain.
朋友们叫我疯子，因为我下雨天也跑马拉松。
A group of loonies were shouting nonsense in the park.
一群疯子在公园里胡言乱语。
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十足的疯子
He drove like a complete loony on the motorway.
他在高速公路上开车像个十足的疯子。
危险的精神错乱者
The police warned that the escaped prisoner was a dangerous loony.
警方警告说，那名越狱囚犯是个危险的精神错乱者。
胡言乱语的疯子
She dismissed her opponent as a raving loony.
她把对手斥为胡言乱语的疯子。
像个疯子一样
The fans ran around like loonies after the goal.
进球后球迷们像疯子一样跑来跑去。
真正的疯子
You'd have to be a real loony to try that stunt.
你得真是个疯子才会去做那种特技。
疯人院（对精神病院的不正式说法）
After college he disappeared into the loony bin for a while.
大学毕业后，他一度消失进了疯人院。
疯疯癫癫的，脑子不正常的
You're totally loony tunes if you think I'll jump off that bridge.
如果你觉得我会从那座桥上跳下去，你简直是疯了。
极左派（英国政治用语，含贬义）
The loony left controlled the local council and spent all the money on useless projects.
极左派控制着地方议会，把钱都花在了没用的项目上。
人们叫我“疯姑娘”洛夫古德。
He was acting like a complete loony.
他的行为完全像个疯子。
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记忆联想：loony 听起来像“路你”，想象一个危险的精神错乱者在路上追你，赶紧避开。
语域：informal 常见场景：日常口语、网络非正式交流、朋友间玩笑或贬义评论 该词为明显的非正式用语，通常只在日常口语或轻松的网络交流中使用，且常带贬义或戏谑色彩；在正式场合应避免使用，也需注意可能冒犯他人。
非正式用语，指精神失常的人
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.