• 1. 五分之一人: one fifth person | one fifth people
• 2. 五分之一人口: quintile | quintile 15 dealers
• 3. 五分之一的人: one fifth person | one fifth people

更多释义

• 1.他们之所以四处寻找矿藏、石油和能源，是为了提高全球五分之一人口的生活水平。
  They're in search of mineral wealth and oil and energy in order to raise the standard of living of one-fifth of humanity.
  dict.yoduao.com
• 2.过去15年期间的趋势是，许多国家中最贫穷的五分之一人口在全国消费中所占的份额不断减少。
  The trend over the last 15 years has been for the poorest quintile of the population in many countries to have a declining share in national consumption.
  dict.yoduao.com
• 3.对于男性直肠癌发病率在摄入量最高的五分之一人群比在摄入量最低的五分之一人群减少21%。
  For men, those in the highest fifth had a 21 percent lower risk for colorectal cancer than those with the lower intake.
  dict.yoduao.com

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