——贫困人口大幅度减少，贫困发生率大幅度下降。
The impoverished population is shrinking substantially and the impoverishment rate is decreasing sharply.
联合国粮农组织表示，中国的农村贫困人口大幅度减少，但是非洲和南亚的农村贫困问题却在增加。
The United Nations' food and agriculture agency says China has seen a dramatic decline in rural poverty, but that the problem is on the increase in Africa and South Asia.
加利福尼亚的一项调查结果表明公众舆论和实施抵制能在很大程度上改变吸烟者的吸烟行为，吸烟人口大幅度减少；
In California as a consequence of prop 99, research showed dramatic changes in public opinion and behavior regarding smoking. Smoking rates dropped very noticably.
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