这些地区在世界上有最高的婴幼儿死亡率、土地贫瘠和癌症比率。

These are areas, where close by are some of the highest infant mortality, infertility and cancer rates in the world.

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结果，婴幼儿死亡率大幅下降，每年有两万名孩子的生命得到拯救。

The upshot was that child mortality rates dropped sharply and 20,000 children's lives were saved each year.

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与此相反，撒哈拉以南非洲地区在许多方面都很滞后，包括入学率、婴幼儿死亡率和孕产妇死亡率。

By contrast, Sub Saharan Africa has lagged in many areas, including school enrollments, infant and child mortality, and maternal mortality.

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