variola vaccine

1. It belongs to a group of viruses that includes the smallpox virus ( variola), the virus used in the smallpox vaccine ( vaccinia), and the cowpox virus.
   它属于一个包括天花病毒、在天花疫苗中采用的病毒和牛痘病毒的病毒组。

noun

1. a local infection induced in humans by inoculation with the virus causing cowpox in order to confer resistance to smallpox

   Synonym:    vacciniavaccinavariola vacciniavariola vaccina