Schools turned into factories and ever since have resisted all efforts to break from a monolithic batch-process approach.

学校变成了工厂，并从此一直抵制一切妄想打破这一统一批“处理”做法的努力。

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Minimize children's exposure to air pollution by keeping schools away from factories and other pollution sources and using cleaner cookstoves in homes.

让学校远离工厂和其它污染源，普及家用清洁炉灶，从而减少儿童暴露在空气污染中的机会；

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Duncan wants to shift the focus of No Child Left Behind from singling out underperforming schools -- including what he often calls "dropout factories" -- to fostering a "race to the top" to reward successful reforms.

CNN: Top issues: Education