No, that's not what it means. When they give a lab animal a SARS vaccine, it makes antibodies just like they want. When it get a coronavirus, the disease is massively worse for the lab animals that have been vaccinated.

Read the links @sunlit7.
https://www.chinadaily.com.cn/english/doc/2005-08/06/content_466753.htm

They vaccinated for SARS years ago.

SARS CoV-2 is the name of the virus. COVID-19 is the name of the disease. It's stupid, I agree.