smug
adjective disapproving uk/smʌɡ/ us/smʌɡ/ smugger | smuggest
沾沾自喜的，自鸣得意的
too pleased or satisfied about something you have achieved or something you know
a smug grin 洋洋得意的笑
She deserved her promotion, but I wish she wasn't so smug about it. 她应该得到晋升，但我希望她对此不要那么沾沾自喜。
There was a hint of smug self-satisfaction in her voice. 她的言语中流露出一丝自鸣得意。
He's been unbearably smug since he gave up smoking. 他戒烟之后，那个得意劲儿简直让人难以忍受。
Synonyms: proud (FEELING IMPORTANT) self-satisfied