men·tal age
noun/ˈmentl eɪdʒ/
/ˈmentl eɪdʒ/
[countable, usually singular]- mental age (of something) the level of somebody’s ability to think, understand, etc. that is judged by comparison with the average ability for children of a particular age
智力年龄；心理年龄 - She is 16 but has a mental age of 5.
她 16 岁，但心理年龄是 5 岁。
- She is 16 but has a mental age of 5.