im·ma·tu·ri·ty
noun/ˌɪməˈtjʊərəti/
/ˌɪməˈtʃʊrəti/, /ˌɪməˈtʊrəti/
[uncountable]- behaviour that is not sensible and is typical of people who are much younger
（行为）不成熟的，不够老练的，幼稚的 - emotional immaturity
情感不成熟
- emotional immaturity
- the state of not being fully developed or grown
未长成的；发育未全的 - the immaturity of renal function in some infants
部分婴儿肾功能不成熟
- the immaturity of renal function in some infants