an acute and highly contagious respiratory disease of swine caused by the orthomyxovirus thought to be the same virus that caused the 1918 influenza pandemic
例句
用作名词 (n.)
How does swine flu spread among pigs? 猪流感病毒如何在猪之间传播?
Are there any medications against Swine Flu? 有什么药能够对抗猪流感么?