活动的加强是在该区域面对着严重威胁的一年之后,在这一年中,患脊髓灰质炎的非洲儿童数目增加了一倍,为1037例(全球总数的85%)。
The scale-up comes in the wake of a challenging year for the region, in which the number of African children stricken by polio doubled to 1037 (85% of the global total).
活动的加强是在该区域面对着严重威胁的一年之后,在这一年中,患脊髓灰质炎的非洲儿童数目增加了一倍,为1037例(全球总数的85%)。
The scale-up comes in the wake of a challenging year for the region, in which the number of African children stricken by polio doubled to 1037 (85% of the global total).
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