Mad cow disease, or bovine spongiform encephalopathy ( BSE ), is a chronic , transmissible, fatal neurodegenerative disorder disease in cattle.
疯牛病(madcow disease), 即牛传染性海绵状脑病 ( bovinetransmissible spongiformencephalopathy,BSE ) 的俗称, 是一种慢性消耗性 、 致死性、中枢神经系统退行性疾病.
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