Uses: pharmaceutical raw materials of respiratorytype, a potent non-narcotic antitussive, primarily used for irritating cough and cough caused by a variety of reasons.
用途：呼吸系统类医药原料，非麻醉性强效镇咳药，主要用于刺激性干咳和各种原因引起的咳嗽。
2
It is a contagious respiratory disease of pigs caused by type a influenza viruses. Pigs are hit by regular outbreaks.
猪流感是由A型流感病毒引起的猪呼吸道传染病，病毒的定期爆发会引起猪患病。
3
Swine influenza (swine flu) is an acute viral infection of the respiratory tract in pigs caused by type A influenza virus.