Since then, we have heard about the Ebola virus, and back home, the Nipah virus, the SARS, the avian flu and now the swine fever.

• 至此以后，在非洲就发现了伊波拉病疫，在大马也有出现了立百病毒、非典、禽流感，以及最近在墨西哥爆发的猪流感。