脑膜炎球菌性脑膜炎是一种细菌形式的脑膜炎，由于围绕大脑和脊髓的很薄的内皮发生严重感染而造成。

Meningococcal meningitis is a bacterial form of meningitis, a serious infection of the thin lining that surrounds the brain and spinal cord.

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塔吉克斯坦上一次经临床确诊的脊髓灰质炎病例发生在1997年；上一次经病毒检验确诊的病例发生在1991年。

Tajikistan's last case of clinically confirmed polio was in 1997; the last case of polio confirmed by virological testing was in 1991.

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索马里的脊髓灰质炎病例发生在摩加迪沙。

The polio case in Somalia occurred in Mogadishu.

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If we looked in 1950, this is the incidence of paralytic, or the worst form of poliomyelitis in the U.S.

让我们回首一九五零年,这表示的是在美国因脊髓灰质炎,所致瘫痪的发生率

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