• The solution is the same for all polio outbreaks: immunize every child several times with the oral vaccine to stop polio transmission, regardless of the origin of the virus.

    同样解决办法可用来应对所有脊髓灰质炎暴发:给每个儿童采用多次口服疫苗方式进行免疫,阻止脊髓灰质炎传播,而无须考虑传染源如何。

    youdao

  • The solution is the same for all polio outbreaks: immunize every child several times with the oral vaccine to stop polio transmission, regardless of the origin of the virus.

    同样解决办法可用来应对所有脊髓灰质炎暴发:给每个儿童采用多次口服疫苗方式进行免疫,阻止脊髓灰质炎传播,而无须考虑传染源如何。

    youdao

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