Beta variant

The highly virulent B.1.351 strain of the SARS-CoV-2 virus that causes COVID-19.

Japanese Meaning

COVID-19を引き起こすSARS-CoV-2ウイルスの非常に強い病原性を持つB.1.351株

Researchers warned that the Beta variant, the highly virulent B.1.351 strain of SARS-CoV-2, could reduce vaccine effectiveness.

研究者たちは、病原性の高いSARS-CoV-2のB.1.351株がワクチンの有効性を低下させる可能性があると警告した。

Sense（1）

The highly virulent B.1.351 strain of the SARS-CoV-2 virus that causes COVID-19.