He had a self-satisfied smirk on his face.

他脸上挂着得意扬扬的笑容、。

牛津词典

[不可数名词]a look of self-satisfaction

沾沾自喜的神态

牛津词典

You're so bloody self-satisfied...

你也太自鸣得意了。

She handed the cigar back to Jason with a self-satisfied smile.

她得意地笑着把雪茄给贾森递了回去、。