ring vaccination

 
       
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ring vaccination的英文翻譯是什麼意思,詞典釋義與在線翻譯:

英英釋義

Noun:
  1. administering vaccine only to people in close contact with an isolated infected patient; prevents the spread of a highly infectious disease by surrounding the patient with a ring of immunization

ring vaccination的相關資料:

臨近單詞

今日熱詞
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