吃完晚饭英文怎么说

"I have finished my dinner" 是 "吃完晚饭" 的英文表达。

其中, "I have" 是"我已经"的意思, "finished" 是 "完成" 的意思, "my" 是 "我的", "dinner" 是 "晚饭"。

这句话来源于英语中表达已经完成某事的常用结构，通常由 "have/has + 过去分词" 构成。

例如:

I have done my homework. (我已经做完作业了)
She has finished her book. (她已经读完了她的书)
He has eaten his lunch. (他已经吃完午饭了)