通常当病毒感染细胞的时候，宿主的免疫系统能够抵御并最终消灭病毒。

Usually when viruses infect cells, the host immune system can fight to eventually clear the virus.

youdao

通常当病毒感染细胞的时候，宿主的免疫系统能够抵御并最终消灭病毒。

Usually when viruses infect cells, the host immune system can fight to eventually clear the virus.

youdao