| 1. | She is sixteen years old but has a mental age of five .
她十六岁，而智力年龄是五岁。 |
| 2. | I can report that we have what appears to be a beneficial medication to retard mental aging and aid acuity, the two things going together .
我可以报告说，我们已经有了某种看来可以推迟脑力老化，有助于保持机敏的有益药物，这两者是相辅相成的。 |
| 3. | She is sixteen years old but has a mental age of five
她十六岁,而智力年龄是五岁 |
| 4. | She is sixteen years old but has a mental age of five
她十六岁,而智力年龄是五岁 |
| 5. | In this activity , men were beyond atty mental age calculable
在这种活动中，有些人精神的年，是高到不能计算的。 |
| 6. | But clifford knew that when it did come to the emotional and human life , these self - made men were of a mental age of about thirteen , feeble boys . the discrepancy was enormous and appalling
但是克利福知道，这些同样的人，如果讲到他们的感情的与常人的生活状态上来，他们的精神年大约只有十三四岁只是些柔弱的孩童罢了。 |
| 7. | Ronnie , who was almost 15 when his family moved to california , was born with down s syndrome , a form of mental disability that affects his development so that his mental age is around six
当他们搬到加州时，罗尼已将近十五岁了，他出生时就患有唐氏症，这是一种染色体异常的病症，会造成智能障碍及生长迟缓的问题，因此，罗尼的心智年只有六岁而已。 |
| 8. | A person of profound mental retardation having a mental age below three years and generally being unable to learn connected speech or guard against common dangers . the term belongs to a classification system no longer in use and is now considered offensive
低智商者指智力水平在三岁小孩以下，听不懂连贯话语，也不会提防普通危险的智力有严重障碍的人。这个词现在已不用来区别人的类型，现在被认为有对人不友好的意思 |
| 9. | A person of mild mental retardation having a mental age of from7 to12 years and generally having communication and social skills enabling some degree of academic or vocational education . the term belongs to a classification system no longer in use and is now considered offensive
痴愚者一个人智能迟缓发展，仅具有7岁到12岁的智能，一般在一定程度的学术或职业教育后能够进行交流和掌握社会技术。这个词是一个集合概念，现在不再使用，并被视为带有侮辱意味 |
