ringspot viruses

例句：

1. 1.The ringspot virus is a common cause of skin infections in humans.
   环斑病毒是人类常见的皮肤感染原因。
2. 2. Researchers have identified several new strains of the ringspot virus.
   研究人员已经发现了几种新的环斑病毒株。
3. 3.The ringspot virus can be transmitted through contact with infected animals or their feces.
   环斑病毒可以通过接触感染的动物或它们的粪便传播。