maniac
noun[C]
uk/ˈmeɪ.ni.æk/us/ˈmeɪ.ni.æk/maniacnoun[C](INTERESTED)
informal
apersonwho has a verystronginterestin aparticularactivity:
入迷的人,狂热爱好者afootball/sexmaniac足球迷/色情狂
Enthusiasts
- -aholic
 - -oholic
 - aficionado
 - anorak
 - armchair
 - audiophile
 - enthusiast
 - faddist
 - fan favourite
 - fanatic
 - fanboy
 - nerd
 - numismatist
 - otaku
 - people watcher
 - philatelist
 - ultra
 - watcher
 - Whovian
 - zealot
 
maniacnoun[C](MENTALLY ILL)
apersonwhobehavesin anuncontrolledway, notworryingaboutrisksordanger:
疯子;狂人Some maniac wasrunningdown thestreetwavingamassivemetalbar.有个疯子挥着一根粗粗的金属棍在街上奔跑。
informalI won't get in thecarwith Richard - hedriveslike amaniac!我不会坐理查德的车——他开起车来像个疯子!
Idiom
like a maniac