grown up

/grəʊn ʌp/
having reached full maturity or adulthood "He no longer felt like a child; he felt like a grown-up man."

noun [专属名词]长大成人

Their children have all grown up and left home now.
他们的孩子都已长大成人离开家了。

grown up 出现在下面的课文中(提供视频、音频及笔记等可系统性学习)
Lesson 17 Always young
Episode 13 A Real Stewart ACT III
单词造句:
网友用“Grown up”造句精选
Our children are grown up and have children of their own. 我们的子女都已长大成人,有了自己的孩子。
They have three grown-up sons. 他们有三个成年的儿子。