The schools will not improve education by regressing to the old system.

学校将不会通过恢复旧制来提高教育质量.

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Conclusions The efficacy of sulindac is significant in regressing colonic adenomas of patients with FAP.

结论舒林酸对FAP疗效显著,可使腺瘤明显消退.

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A teaching aim is the starting point and regressing point of class teaching.

教学目标是课堂教学的出发点和回归点.

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