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2013-05-23 12:21
求翻译：At the same time, bringing about understanding of scientific frameworks is difficult, so innovative instructional practice is most effective when sustained over a period of time. The timescale of most innovative teaching interventions has typically been relatively short (on the order of 2 or 3 months for a specific top是什么意思？ 待解决
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At the same time, bringing about understanding of scientific frameworks is difficult, so innovative instructional practice is most effective when sustained over a period of time. The timescale of most innovative teaching interventions has typically been relatively short (on the order of 2 or 3 months for a specific top
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