Moreover, the number of people in our world who are living in extreme poverty, which is defined as living off about a dollar and a quarter a day, that has fallen from 50 percent, to only 15 percent.
而且，全世界生活在 极度贫困状态的人数 ——极度贫困的定义是 每天用于糊口的钱不超过1.25美金—— 已经从世界人口的50% 下降到只有15%。