You can describe someone as a prodigal son or daughter if they leave their family or friends, often after a period of behaving badly, and then return at a later time as a better person.
例句
...the parable of the prodigal son.关于浪子回头的寓言
ADJ
挥霍的;浪费的;奢侈的
Someone who behaves in a prodigal way spends a lot of money carelessly without thinking about what will happen when they have none left.
例句
Prodigal habits die hard.大手大脚的习惯很难改掉。
英汉词典释义
adj.
慷慨的, 不吝啬的
Nature is prodigal of her gifts.大自然不吝惜其恩赐。
回头的浪子;改邪归正的人
All the family went to the airport to welcome home the prodigal son.全家人都去机场迎接这个回头的浪子。
英英词典释义
Noun
1. a recklessly extravagant consumer
Adjective
1. very generous;
"distributed gifts with a lavish hand""the critics were lavish in their praise""a munificent gift""his father gave him a half-dollar and his mother a quarter and he thought them munificent""prodigal praise""unsparing generosity""his unstinted devotion""called for unstinting aid to Britain"