pre·coc·i·ty
noun/prɪˈkɒsəti/
/prɪˈkɑːsəti/
(also precociousness)
[uncountable] (formal, sometimes disapproving)- the fact of a child having developed particular abilities and ways of behaving at a much younger age than usual
（能力或行为）早熟的 - his unusual precocity
他的异常早熟
- his unusual precocity