It has been two years since China Daily last interviewed 31-year-old Zhang Chao.

中国日报两年之前曾经采访过31岁的摄影师张超。

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The 46-year-old Zhang majored in chemistry at a top university in Wuhan, the capital of central China's Hubei province.

46岁的张某曾在中国中部的湖北省首府武汉的一所顶尖大学攻读化学专业。

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We meet, for example, 8-year-old Zhang Chengcheng from Maying village in the western province of Qinghai, whose mother and grandmother are blind from birth.

比如，在书中，我们认识了中国西部青海省马营村八岁的张成成，他的奶奶和妈妈都是先天性盲人。

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Some are left alone, like 81-year-old Zhang Meiling, who sits sadly in a tiny one room house in Beijing.

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In front of the school on Wednesday, as students exercised in their blue-and-white track-suit uniforms, 18-year-old Zhang Tianyu said he wasn't deterred.

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Thanks to increased income, his children were freed up to attend the university, said the 53-year-old Zhang, whose own education ended with high school.

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