Influenza A virus A

This year’s seasonal vaccine contains three influenza viruses — one A (H3N2) virus, one regular seasonal A (H1N1) virus unrelated to the swine flu strain and one B virus.

今年的季节流感疫苗含有三种流感病毒——一种甲型（H3N2）病毒，一种与猪流感毒株无关的常规季节性甲型（H1N1）病毒，以及一种乙型病毒。

In late April, WHO announced the emergence of a novel influenza a virus.

在4月下旬，世卫组织宣布出现一种新的甲型流感病毒。

The Ministry of Health of Indonesia has announced a confirmed case of human infection with avian influenza a (H5N1) virus.

印度尼西亚卫生部宣布发生了一起新的人感染甲型H5N1禽流感病毒确诊病例。