He walked into the room with an air of smug superiority, as if he had solved the world's problems single-handedly.
他傲慢自大地走进房间，仿佛他独自解决了世界的所有问题。
She gave a smug smile after acing her exam, confident in her knowledge.
考试得满分后，她露出得意的笑容，对自己的知识充满信心。
The smugness on his face indicated that he was convinced he had won the argument.
他脸上的得意显示他确信自己在辩论中获胜了。
His smugness was unbearable, making everyone around him uncomfortable.
他的自满让人难以忍受，周围的人都感到不自在。
After receiving praise, she assumed a smug pose, clearly enjoying the attention.
在得到赞扬后，她摆出一副洋洋得意的姿态。
The smugness with which he spoke about his success grated on everyone's nerves.
他对成功沾沾自喜的态度惹恼了大家。
Despite being new to the job, he acted with an unwarranted smugness, annoying his colleagues.
尽管是新来的，他却表现得过分自信，让同事们很烦。
The athlete's smug victory dance after winning the race was met with boos from the audience.
运动员赢得比赛后的得意洋洋的舞蹈遭到了观众的嘘声。
She wore a smug grin when she revealed the secret she had kept from everyone.
当她揭秘那个她一直保密的秘密时，脸上露出了得意的笑容。
His smugness about his wealth often rubbed others the wrong way.
他对财富的自鸣得意常常让其他人感到不悦。
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