insanity

美 [ɪnˈsænəti]
英 [ɪn'sænəti]
  • n.精神错乱;精神病;精神失常;十分愚蠢的行为
  • 网络疯狂;触目惊心;癫狂
复数:insanities  
insanity
n.
1.
精神失常;精神错乱;精神病the state of being insane
He was found not guilty, by reason of insanity.
他因精神失常而获判无罪。
2.
十分愚蠢的行为;荒唐的行为actions that are very stupid and possibly dangerous
It would be sheer insanity to attempt the trip in such bad weather.
天气这么糟糕还要去旅行,太荒唐了。

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