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

• The Effect of Exercise on Insulin Sensitivity in Rats with Intrauterine Growth Retardation
  运动对宫内生长迟缓大鼠胰岛素敏感性影响的实验研究
• Put forward a new method of assembling polarization-interference to measure the phase retardation of wave-plate.
  提出了会聚偏振光干涉法测量波片相位延迟量的新方法。
• Symptoms included pruritus, cholestasis, liver cirrhosis, and growth retardation.
  症状为搔痒症、胆汁淤积、肝硬化和生长迟缓。
• 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
• He also had mild mental retardation and abnormal findings on brain MRI.
  测验发现其有轻度智力障碍，脑部磁振摄影也有异常发现。
• The study demonstrated a strong association between preterm birth and medical disabilities like cerebral palsy, mental retardation and several other disorders.
  研究证实了大脑性瘫痪、智力迟缓以及其他机能紊乱问题是与早产密切相关的。
• 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。
• 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。
• Failure to establish proper connectivity in the brain may also underlie autism spectrum disorders and mental retardation.
  建立合适的脑部连接失败也将导致自闭症和智力低下。
• 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。