Kraken variant

短语

释义与例句

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  1. 1.

    The highly transmissible XBB.1.5 strain of the SARS-CoV-2 virus that causes COVID-19. A subvariant of the Omicron variant (“B.1.1.529”). Kraken became the predominant strain in the United States at the end of 2022.

    不可数