这种病毒直到一名医生偶然发现了它才被人所知的翻译：The virus was not until a doctor stumbled across it was known 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

The virus until a doctor who accidentally discovered it was only known to

The virus was not until a doctor stumbled across it was known

This kind of virus alight it only then has been known until a doctor by the human

正在翻译，请等待...

The virus was not until a doctor stumbled across it was known