Several pupils were designated as having moderate or severe learning difficulties.

几名学生被认定有一定或严重学习困难。

《牛津词典》

Conclusion The pupils' learning difficulties are caused by their lower intelligence level and unreasonable intelligence structure and the poor diatheses of their parents.

与父母素质的高低有关。 结论儿童智力水平低和结构不合理与父母素质差是导致儿童学习困难的原因。

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Result The pupils' learning difficulties are correlated with both their intelligence level and structure and their parent's diatheses.

结果发现儿童学习困难与智力水平及结构有关；

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It is part of the authority's plan to cater for a 25% increase in the number of pupils with learning difficulties in the last three years.

BBC: Extra places for Redbridge special school in Fazakerley