In making a vaccine, the virus is rendered harmless without destroying its immunologic properties.

  • 在制造疫苗时, 病毒要无害化,但不应破坏其免疫学特性.

  • 词典精选例句 2025-01-18 16:49:32

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句