Mona五年之前从埃及来到伦敦，现在在攻读博士学位。

Mona El Kouedi came to London from Egypt five years ago and is now doing a PhD.

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以尼日利亚北部的卡诺州而言，五年之前，该州已经暂停所有的脊灰免疫活动达两年之久。

Take the state of Kano in northern Nigeria. Five years ago, this state suspended all polio immunization campaigns for two years.

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甚至在五年之前，IT业还被那些自称为金融家和企业家的人控制着——他们是互联网新兴公司的创建者。

Back even five years ago, our industry was dominated by people who considered themselves a select breed of financier and entrepreneur -they were Internet startup folk.

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