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

• 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。
• 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。
• 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。
• 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。
• If not diagnosed promptly, the chronic dehydration can produce mental retardation, inadequate growth, and even death.
  如果没有及时地诊断治疗，这种慢性的的脱水会引发智利障碍、生长迟缓、甚至是死亡。
• 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。
• 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。
• 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。
• A retardation film of polymerisable liquid crystal has been developed.
  研制了一种由可聚合液晶制备的延迟膜。
• 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。