retardation的意思|示意

Most children with Down syndrome have mild - to - moderate mental retardation.

大多数唐氏综合症儿童有轻度到中度的弱智.

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The theory confirms the increase in the retardation effect with decrease in particle size.

理论证实,随着颗粒尺寸的减小,这一减速效应将增大.

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The suggestion of development and extent of fire retardation PP was made.

提出了发展和推广阻燃聚丙烯纤维的有关建议.

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Objective To explore the etiology of mental retardation, amenorrhea , abnormal childbearing history and abnormal sexual appearance.

目的为探讨智力低下 、 闭经 、 不良生育史和性征异常的病因.

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It is therefore not surprising that self - retardation is not well - documented in the systems we are considering.

因此,在我们所考虑的体系中,自缓聚作用尚未完全证实是不足为奇的.

辞典例句

Autistic intelligence varies widely, from severe retardation to savant syndrome.

自闭症患者的智力差异甚广, 从极度迟钝到学者症候群不等.

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