词典释义：
(of a person, crowd, or animal)making a loud and deep sound, especially as an expression of pain, anger, or approval
（尤指为了表达疼痛、愤怒或赞成，人、人群或动物）吼叫的；怒号的；咆哮的；喧嚣的
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he was greeted everywhere with roaring crowds .他处处受到欢呼人群的迎接。
(of something inanimate, especially a natural phenomenon)making a loud, deep, or harsh prolonged sound
（无生命事物，尤其指自然现象）怒号的，呼啸的；轰鸣的
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a swollen, roaring river .一条涨水咆哮的河流。
(of a fire)burning fiercely and noisily
（火）旺的，熊熊燃烧的。
〈主古〉 喧闹的；放纵的
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he's a kind of Norwegian roaring boy .他有点像挪威的闹事恶少。
(of a period of time)characterized by optimism, buoyancy, or excitement
（时期）兴旺的；活跃的
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the Roaring Eighties .兴旺的８０年代。
〈非正式〉 十足的；彻底的（用于强调）
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the final week of Hamlet was a roaring success 哈姆雷特上演的最后一周获得了巨大成功
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[as submodifier]
two roaring drunk firemen .两个烂醉如泥的消防队员。
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do a roaring trade （或business ）informal do very good business 〈非正式〉 生意兴隆
