2005-08-27 今日の語学 language 英:If Nigerian population were to increase at this rate for the 140 years, it would be equal to that of the whole world today. ナイジェリアの人口が,万一この割合から140年間増加すれば,今日の世界人口と同じになる.独:ein rundes Gesicht仏:un visage rond