phagevar

例句：

1. 1. The virus has infected millions of people worldwide.
   这种病毒已经感染了全世界数百万人。
2. 2. Researchers are trying to develop a vaccine against the virus.
   研究人员正试图研发一种针对该病毒的疫苗。
3. 3.The virus is highly contagious and can spread quickly through contact with infected individuals.
   这种病毒极易传染，通过与感染者接触可以迅速传播。