a measure used in psychological testing that expresses an individual's mental attainment in terms of the number of years it takes an average child to reach the same level: compare intelligence quotient
| 单词 | mental age |
| 释义 | mental agenouna measure used in psychological testing that expresses an individual's mental attainment in terms of the number of years it takes an average child to reach the same level: compare intelligence quotient |
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