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A viral disease or infection is caused by a virus.
a 65-year-old patient suffering from severe viral pneumonia.
一位患有严重病毒性肺炎的65岁的病人。
雅思英语词汇收录8785个雅思英语词条，基本涵盖了全部常用雅思英语词汇的翻译及释义，是英语学习的有利工具。