吃完这顿丰盛的午餐后，我感到非常满足。

After the hearty lunch, I felt completely satiated.

satiated 是动词 satiate 的过去分词形式，satiate 由词根 sati（表示"足够、满足"）和后缀 -ate（使...）组成，意思是"使充分满足"。satiated 表示"感到完全满足的"，特指对食物或欲望的充分满足感。