adulthoodKK [əˋdʌltˏhʊd] /əˈdʌltˌhʊd/发音名词1成年期、成年阶段Many childhood allergies simply disappear by early adulthood.许多儿童时期的过敏症状到了成年初期就自然消失了。2成年、成人身分Moving out of her parents' house marked her entry into adulthood.搬出父母家象征著她正式迈入成年。用这个字练口说→