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    1. vaccina

      英[v?k\'si:n?]
      美[v?k\'sin?]

      基本釋義

      [醫] 牛痘

      英英釋義

      Noun
      • 1. a local infection induced in humans by innoculation with the virus causing cowpox in order to confer resistance to smallpox; normally lasts three weeks and leaves a pitted scar

      最新英語單詞

      行業英語

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