A retarded child needs help, not pity.

智力迟钝的孩子需要的不是怜悯，而是帮助。

《新英汉大辞典》

Compared with them, the normally developed child had the most superior ability of psychological inference, the next was the high-functionally autistic one and the mild mental retarded child came last.

相比较而言，正常儿童的心理推测能力最好，其次是高功能孤独症儿童，再次是轻度智力障碍儿童。

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One child was mentally retarded.

一个孩子是迟钝的。

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What makes it work is that Mr. Simon has upped the ante by turning Eddie into a grieving widower, his mother into a loveless monster and his sister into a slightly retarded woman-child with mature sexual urges.

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Is Buck a sweet child, emotionally retarded and struggling to decode an adult world that has somehow frightened him into isolation?

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