What about Africa's population? The population isn't out of proportion to its area, but Africa leads the world in deaths from often preventable causes: malnutrition, simple infections and birth complications.
那么非洲的人口呢？人口和面积并非不成比例， 但是非洲却因为一些经常可以阻止的原因而居于世界死亡率前列。 营养不良，简单的传染病和出生并发症。