The polio vaccine has saved millions of lives.

脊髓灰质炎疫挽救了数以百万计的生命。

If vaccinal measles vaccine can prevent hives, take a poliomyelitis tervalent mixture vaccine can prevent a poliomyelitis to wait.

如接种麻疹疫防麻疹，服脊髓灰质炎三价合疫防小儿麻痹症。