retardation

英 [ˌriːtɑːˈdeɪʃn]

美 [ˌriːtɑːrˈdeɪʃn]

n.  延迟;减缓;落后;迟缓

化学

BNC.17316 / COCA.13291

柯林斯词典

• N-UNCOUNT 延迟;减缓;落后;迟缓
  Retardationis the process of making something happen or develop more slowly, or the fact of being less well developed than other people or things of the same kind.
  1. ...other parents whose children had mental retardation.
     其他智障儿童的家长

英英释义

noun

• the act of slowing down or falling behind
  Synonym:slowdownlag
• a decrease in rate of change
  1. the deceleration of the arms race
  Synonym:decelerationslowing
• lack of normal development of intellectual capacities
  Synonym:mental retardationbackwardnessslownesssubnormality
• any agent that retards or delays or hinders
  1. flame-retardant
  Synonym:retardantretardent
• the extent to which something is delayed or held back

双语例句

• In the process of aging, creatures showed early symptoms such as memory impairment, mental retardation.
  生物在老化过程中，表现出记忆减退、智力障碍等早期症状。
• Study on the Blood Acetylcholine Levels and the Change of Intelligence Quotient Electroencephalogram in Mental Retardation Patients
  血乙酰胆碱水平与精神发育迟滞患者智商及脑电图变化的研究
• They also indicate the need for more study into the fragile X mental retardation protein's function itself.
  它们同时也暗示着还需要对脆性X智力低下蛋白的功能本身进行更多的研究。
• The Adaptation and Effect of Portage Program in Chinese Children with Mental Retardation
  Portage早期教育计划在中国精神发育迟滞儿童早期干预中的效果及适用性研究
• Autism includes a range of disorders, from the mild Asperger's syndrome to profound mental retardation and lack of ability to socialize.
  自闭症包括一系列疾病，从轻微的Asperger综合征到极重度精神发育迟缓和社交能力缺乏。
• Thyroid dysfunction can manifest in growing children too in the form of mental and physical retardation.
  甲状腺机能障碍在成长儿童中也表现为身体和大脑发育迟缓。
• Down syndrome is the most common genetic cause of mental retardation.
  唐氏综合症是一个常见的导致心理迟缓的遗传性因素。
• Conclusion ( 1) There is an association early awakening with psychomotor retardation in patients with depression.
  结论（）郁症的早醒可能与精神运动性阻滞相关联。
• Examples of mental disorders include depression, substance abuse, schizophrenia, mental retardation, childhood autism, and dementia.
  精神障碍的情况包括：抑郁症、物质滥用、精神分裂症、精神发育迟缓、儿童期孤独症和痴呆。
• ObjectiveTo find out the electroencephalogram ( EEG) change of the children with language retardation.
  目的探讨语言发育迟缓儿童脑电图（EEG）改变及临床意义。