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- One that is physically or mentally deficient. 有缺陷的人身心不健全的人
- John suffered from mental deficiency from the point of view of a doctor. 从医生的观点看来约翰患有智力缺陷。
- In spite of mental deficiency,Zhouzhou can conduct a large orchestra. 尽管弱智;但洲洲却能够 指挥大型管弦乐队.
- A mentally deficient person; an idiot. 白痴智力缺陷的人；傻瓜
- Mental deficiency, or feeBle-mindedness, is an arrested development of the Brain. 智力缺陷，或者称作弱智，是一种大脑发育受阻的现象。
- Mental deficiency, or feeb le-mindedness, is an arrested development of the brain. 智力缺陷，或者称作弱智，是一种大脑发育受阻的现象。
- G.OJohnson. (1950), A Study of the Social Position of Mentally Handicapped Children in the Regular Grades, American Jrl. of Mental Deficiency, (55), 60-89. 陈文枝等(1977);台北市中山国小学习迟缓儿童在资源班与普通班中国语、数学二科学习成绩之比较研究;台北市:中山国小.
- Deaf people are sometimes treated as being mentally deficient. 耳聋的人有时被看作智力不健全。
- A mentally deficient person is one who is weak-minded. 一个智力上不足的人是个低能的人。
- It manifests itself in underdeveloped testicles, a low level of testosterone, a growth of breasts, disproportionate arms and legs, infertility and an increased likelihood of mental deficiency. 患者表现为睾丸发育不良，雄性激素水平低，乳房发育，有不成比例的上下肢，不能生育和可能有渐进发展的智力缺陷。
- He is mentally deficient. 他有智力缺陷。
- The tests had to distinguish those who were merely behind in school from those who were actually mentally deficient. 这些测试应能把那些只是学习成绩落后者与实质上脑力不济者加以区分。
- If you have a slurred voice, people are likely to treat you as mentally deficient: Does he take sugar? 如果你的声音模糊不清的话，人们很可能会把你当做在精神上有缺陷的人来对待：他嘴里含着糖呢吧？
- american association on mental deficiency 美国心理缺陷协会
- I have a slight calcium deficiency. 我有点缺钙。
- The purpose of this activity is to collect funds for the children with mental deficiencies. 这次活动的目的是为福利院里的低能儿筹集善款。
- He winced mentally at the terrible news. 听到这个噩耗，他不由的心里一楞。
- The child has a calcium deficiency. 那孩子缺钙。
- In 1905, Binet was asked by the French Ministry of Education to develop a way to identify those children in French schools who were too "mentally deficient" to benefit from ordinary schooling and who needed special education. 1905年，比耐特应法国教育部的要求，搞出一种方法，用于在法国学校里找出那些脑力过于不济，而无从在一般学校受益，需要特殊教育的儿童。
- A mentally challenging problem or puzzle. 脑筋急转弯一个考验智力的问题或难题
