在过去的一个世纪中，盲童们就读于寄宿式学校并在那学习依靠手触阅读。

For much of the past century, blind children attended residential institutions where they learned to read by touching the words.

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在过去的十年中，我走遍全中国推广这种学习英语的方法。

In the past ten years, I've been travelling all over China to promote this method of learning English.

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在过去的十年中，天文学教育研究人员获得了具有重大意义的成果，他们认识到学生是如何学习天文学的。

Over the past 10 years, astronomy-education researchers have made significant gains in their understanding of how students learn the subject.

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