adultment

例句：

1. 1.Adults are responsible for the upbringing of their children.
   成年人负责养育他们的孩子。
2. 2. The process of growing up is agradual transition from childhood to adulthood.
   成长的过程是从童年到成年的逐渐过渡。
3. 3. As an adult, I have learnedto make better decisions and take responsibility formy actions.
   作为一个成年人，我已经学会了做出更好的决定并对自己的行为负责。