The U.N.refugee agency reports deadly clashes between government forces and rebel groups have forced about one-quarter of a million Somalis to flee the capital, Mogadishu since May.

VOA: standard.2009.09.26

All of those slave societies had a population of slaves that was from one-quarter to one-half, and sometimes more, of the total population.

这些奴隶社会的奴隶人口都占总人口,的三分之一到一半,有时甚至更多

耶鲁公开课 - 美国内战与重建课程节选

On a related issue, spokesman Rupert Colville says the situation of one-quarter of a million displaced Tamils living in internment camps continues to be of great concern.

VOA: standard.2009.10.25

Hundreds of thousands of passengers around the world remain stranded for a third day as European flights were slashed Saturday down to one-quarter of their normal number.

VOA: standard.2010.04.17