polio
noun [ U ] uk/ˈpəʊ.li.əʊ/ us/ˈpoʊ.li.oʊ/ (specialized poliomyelitis)
脊髓灰质炎，小儿麻痹症
a serious infectious disease that can cause permanent paralysis (= being unable to move the body)
a polio vaccination programme 小儿麻痹症疫苗接种计划
Now 95% of babies are immunized against diphtheria, tetanus, polio, measles, mumps, and rubella. 现在有95%的婴儿接种了预防白喉、破伤风、小儿麻痹症、麻疹、腮腺炎和风疹的疫苗。