"Satisfaction" 是满足的名词。
来源：这个词来自拉丁语 "satisfactio"，由 "satis"（满足）和 "facere"（做）组成。
例句：
"I have a sense of satisfaction after finishing the project." (完成这个项目后，我有一种满足感。)
"The satisfaction of helping others is priceless." (帮助别人的满足感是无价的。)
"He felt a deep satisfaction from his hard work." (他因为自己的辛勤工作而感到深深的满足。)