... candidate vaccine virus 候选疫苗病毒（称牛痘） domestic flu case 国内流感病例（二代病例） imported case 输入型病例 ...
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domestic c flu case 国内流感病例
First domestic flu case confirmed. The a (H1N1) flu virus has been transmitted on the Chinese mainland for the first time, the Ministry of Health said on Friday.
国内首个二代病例确诊。卫生部上周五宣布，中国大陆内出现了首个甲型h1n 1流感病毒传播病例。
China has had five bird flu outbreaks in poultry this year. The latest case in Guangdong Province killed 114 domestic fowl and led to the culling of another 518.
今年中国已有五宗家禽禽流感病例。广东省新近爆发的的禽流感导致114只家禽死亡，另有518只被处死。
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