自得

例句：

1. 1. After finishing the project, he felt a sense of satisfaction and self-satisfaction.
   项目完成后，他感到一种满足感和自满感。
2. 2. She was so proud of her achievements that she felt a sense of self-satisfaction.
   她对自己所取得的成就感到无比自豪，因此感到一种满足感。
3. 3. He felt a deep sense of contentment after achieving his goals.
   他在实现目标后感到深深的满足。