come of age

US /kʌm əv eɪdʒ/
UK /kʌm əv eɪdʒ/
"come of age" picture
1.

成年, 达到法定年龄

to reach the age when one is legally an adult

:
She will come of age next year and be able to vote.
她明年将成年,可以投票。
In many countries, you come of age at 18.
在许多国家,你18岁就成年了
2.

成熟, 发展完善

to reach a stage of maturity or full development

:
The young artist's work has truly come of age with this exhibition.
这位年轻艺术家的作品通过这次展览真正成熟了
The internet has truly come of age as a powerful tool for communication.
互联网作为一种强大的通信工具,真正成熟了