Objective: to explore effective dietary regimens in treating phenylketonuria (PKU) after summing up 20 years practice in 652 patients.

目的总结20年对652例苯丙酮尿症患儿进行低苯丙氨酸饮食治疗经验，探讨有效的饮食控制方案。

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In the end, after summing up the whole paper, some further researches are also suggested.

论文最后对所做工作作出了总结，并对课题的进一步研究进行了展望。

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After summing up the main point in the text, points out the direction for further research.

在对全文的主要观点和不足进行了总结之后，指出了今后进一步研究的方向。

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The jury is expected to retire to consider their verdict on Thursday, after hearing judge Lord Carloway's summing up.

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After the defence and prosecution have made their summing up on Saturday morning, the three judges will retire to consider their verdict and pass sentence.

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Riordan angrily stormed straight to the dressing-room after being replaced with John Rankin as Hughes attempted to inspire a fightback, the talented forward's reaction summing up a disappointing afternoon for the Edinburgh side.

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