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

• Cold stress on crops results in severe yield losses through growth retardation and irreversible damage.
  冷胁迫通过使植株生长迟缓和不可逆转的损伤，严重影响了作物产量。
• 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
• His daughter Laura from the first marriage was institutionalized because of mental retardation.
  因为智力迟钝，他的女儿劳拉的从第一次婚姻起就被送进了疯人院。
• 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。
• 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。
• Autism, Asperger ′ s Syndrome and mental retardation are all diseases caused by nervous system problem in brain.
  孤独症、阿斯伯格综合症与智力障碍都是因脑部神经系统问题引起的疾病。
• As a child he was assumed to be suffering from severe mental retardation.
  孩童时期他被假设为重度智障。
• 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。
• Iodine deficiency disorders will lead to goiter, hypothyroidism, mental retardation, cretinism, and so on.
  碘缺乏将导致甲状腺肿、克汀病等疾病的发生。
• Study on the Blood Acetylcholine Levels in Children with Mental Retardation
  精神发育迟滞儿童血中乙酰胆碱质量浓度的研究