词典释义：
highly unpleasant, especially to the senses; physically nauseating
令人作呕的；恶心的
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plastic bags burn with a nasty, acrid smell .塑料袋燃烧时散发出令人恶心的辛辣味道。
(of the weather)unpleasantly cold or wet
（天气）湿冷的；极恶劣的
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it's a nasty old night .这是个湿冷的鬼夜晚。
repugnant to the mind; morally bad
烦人的，讨厌的；下流的，龌龊的
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her stories are very nasty, full of murder and violence .她的故事充斥了谋杀和暴力，让人厌恶。
(of a person or animal)behaving in an unpleasant or spiteful way
（人，动物）使人厌恶的；恶意的
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Harry was a nasty, foul-mouthed old devil 哈里是个令人厌恶、满嘴脏话的老魔鬼
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when she confronted him he turned nasty .她一与他对抗，他就变得恶毒起来。
annoying or unwelcome
恼人的；不受欢迎的
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life has a nasty habit of repeating itself .生活总是讨厌地重复。
physically or mentally damaging or harmful
（对身体或精神）有损伤（或有害）的；能伤身的；令人不快的
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a nasty, vicious-looking hatchet .一把看上去杀气腾腾、令人寒战的短柄小斧。
(of an injury, illness, or accident)having caused harm; severe
（伤害、疾病或事故）厉害的；严重的
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a nasty bang on the head .砰地猛撞到脑袋。
〈非正式〉 令人不快的人（或物）；有害的人（或物）
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a water conditioner to neutralize chlorine and other nasties .用以中和氯和其他有害物质的水质调节剂。
a horror video or film
恐怖录像（或影片）。参见<Bold>VIDEO NASTY</Bold>.
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a nasty one informal an awkward question or task 〈非正式〉 棘手的问题（或任务） -
a nasty piece （或bit） of work informal an unpleasant or untrustworthy person 〈非 正式〉 令人不快的人；不值得信赖的人 -
a nasty taste in the mouth 见TASTE .something nasty in the woodshed 见WOODSHED .
" late Middle English; of unknown origin. "
