grow out of something
phrasal verb with grow verb uk/ɡrəʊ/ us/ɡroʊ/ grew | grown
(CLOTHES)
（孩子）长大而穿不上（原来合身的衣服）
If children grow out of clothes, they become too big to fit into them.
(INTEREST)
（随着年龄增长而）放弃，戒除，改掉（原来的习惯）
If you grow out of an interest or way of behaving, you stop having or doing it as you become older.
Lucas says he wants to join the army when he turns 18, but I hope he'll grow out of the idea. 卢卡斯说他到18岁的时候要去参军，但我希望他随着年龄的增长会改变这种想法。
(IDEA)
由…发展而成，源于
If an idea grows out of another one, it develops from it.
The idea for the story grew out of a strange experience I had last year. 这部短篇小说的构思源自我去年的一次奇特经历。