看初始数据，

"Very early lab data from South Africa and from tests by vaccine-makers Pfizer and BioNTech suggest that the variant might be better able to infect people who have been vaccinated, although more data is needed to know that for sure."

https://www.businessinsider.com/cdc-omicron-1-in-43-cases-hospitalized-us-others-mild-2021-12