smug

1. ADJ If you say that someone is smug, you are criticizing the fact they seem very pleased with how good, clever, or lucky they are. 自鳴得意的[表不滿]

Thomas and his wife looked at each other in smug satisfaction. 托馬斯和他妻子互相看著對(duì)方，面帶著自鳴得意的滿足。