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。
• 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。
• Retardation of development and progression of coronary atherosclerosis: a new indication for calcium antagonists?
  迟滞冠状动脉粥样硬化的进展：钙拮抗剂的一个新的指征？
• 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
• 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。
• In addition to shedding light on this critical neurological process, the study also provides information on a form of mental retardation in humans.
  在这个关键的神经学过程中，除了脱落光，该研究还对人类智力发育迟缓的形式提供了一些信息。
• 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。
• Objective to investigate the characteristics of cognitive evoked potentials in mental retardation and idiot savant.
  目的研究精神发育迟缓和白痴学者认知电位的特征。
• 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。
• 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。