HSFV

例句：

1. 1. HSV is a common virus that can cause cold sores.
   HSV是一种常见的病毒，可以导致口唇疱疹。
2. 2. The vaccine against HSV has been developed to prevent infections.
   针对HSV的疫苗已经开发出来，用于预防感染。
3. 3. People who have been infected with HSV may experience symptoms such as fever and sore throat.
   被HSV感染的人可能会经历发烧和喉咙痛等症状。