It's sad how some guys can't cut the apron strings.

都成年了还这么粘父母，真可悲。

However, once she welcomes another infant,   she'll have to cut the apron strings.

然而，一旦她迎来另一个婴儿，她就必须剪断围裙带。

You’re 25 years old, and you still haven’t cut the apron strings.

【apron】你都25岁了，还没摆脱母亲的支配。