流感大流行;
流感疫情;

Any flu epidemic is worrisome especially when a new strain of flu bug is involved.
仁何流感大流行都令人不安特别是当一种新型毒株介入的时候.
来源:网络文摘精选Vaccine supplies started to run dry as the flu outbreak reached epidemic proportions.
由于流感爆发已大肆流行,疫苗供应开始消耗殆尽。
来源:《牛津高阶英汉双解词典》This was a light epidemic of flu and there was no danger if you avoided pneumonia.
这是轻度流感,只要当心不引起肺炎,就无危险.
来源:《简明英汉词典》Appear in the swine flu epidemic in Mexico, and its aggressive virus, why?
出现在猪流感流行在墨西哥, 它的侵略性病毒, 为什么?
来源:互联网摘选Analysts said the cruise, hotel and industry or face loss of swine flu epidemic.
分析师称邮轮 、 旅馆与航空业或因猪流感疫情遭遇损失.
来源:网络文摘精选
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