German college students mingled with Chinese school children.

德国大学生们同中国小学生们混在一起。

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The result is that while about forty percent of Chinese primary school students need glasses, only three percent of Australian children do.

结果是，大约40%的中国小学生需要戴眼镜，而只有3%的澳大利亚孩子需要。

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According to a study by Australian National University, Australian children and Chinese children have the same level of eyesight before they start school, but once they enter primary school, Chinese children only spend about an hour a day outside, while Australian children spend three to four hours each day in the sunshine.

澳大利亚国立大学的一项研究显示，澳大利亚的孩子和中国的孩子在入学前的视力水平相同。但是一旦他们进入小学，中国的孩子每天只会在户外度过一个小时，而澳大利亚的孩子每天在阳光下待三到四个小时。

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Even today, with Chinese children learning English from primary school onwards, it's a barrier that can be almost completely impenetrable at times.

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Eighteen Chinese children missing after a landslide buried their primary school have died, officials have confirmed.

BBC: China landslide: All 18 children killed

He worked as a Chinese teacher at a special high school that was created for the children of ministry workers.

BBC: Demise of China's unloved railways ministry