腦病 nǎobìng brain disease Definitions Defs Origin Strokes Stroke Words Sentences Sents 牛海绵状脑病 niúhǎimiánzhuàngnǎobìng mad cow disease bovine spongiform encephalopathy; BSE电脑病毒 diànnǎobìngdú computer virus A malicious program that can copy itself and interfere with a computer's normal operation; also known as [[计算机病毒|計算機病毒|ji4 suan4 ji1 bing4 du2]] in mainland China.