- mental retardation
- 智力迟钝；智能缺陷（等于mental deficiency）
参考例子
- 1.Prenatal and infant exposure can cause mental retardation, deafness and blindness.
- 胎儿及新生儿接触汞会造成智障，耳聋，失明。
- 2.The homozygous mutations of ASPM gene are the most common cause of MCPH and lead to microcephaly and mental retardation.
- ASPM基因的同型合子突变是造成MCPH最常见的原因，会造成病患的小脑症且心智发育迟缓。
- 3.Typical symptoms of mercury poisoning include mental retardation, loss of balance, tremors, blindness and loss of hearing.
- 水银中毒的典型症状包括精神迟缓，平衡失调，颤抖，失明，失聪。
英文解释
- n.
- 1.lack of normal development of intellectual capacities
网络释义
- mental retardation
- 智力落后; 智力迟钝; 精神发育迟滞; 弱智;
- Mild mental retardation
- 轻度精神发育迟滞; 轻度智能不足 轻度智能不足;
- severe mental retardation
- 重度智能不足 重度智能不足; 重度精神发育迟滞;
- Moderate mental retardation
- 中度精神发育迟滞;
- borderline mental retardation
- 临界弱智 临界智能不足; 临界智障;