maturity造句
        Lacking self-confidence and 
maturity, many teenagers are left feeling very vulnerable.
许多十几岁的孩子既缺乏自信又不够懂事,所以感情上十分脆弱。
Girls generally reach sexual 
maturity two years earlier than boys.
通常女孩性发育成熟要比男孩早两年。
Customers are told what their policies will be worth on 
maturity.
客户被告知保险单到期时的价值。