Level 5 · word 8,990 of 20,000

polio

/ˈpoʊliˌoʊ/ American
  • n. 脊髓灰质炎, 小儿麻痹症
Definition
  • n. a serious infectious disease that can cause paralysis, especially in children
Example
Vaccines have almost completely wiped out polio around the world.
疫苗几乎已经让脊髓灰质炎在全世界绝迹。