adj.自满的，自鸣得意的

Mary was complacent about her achievements.
玛丽对自己的成就沾沾自喜。
You lost because we became complacent.
你们变得自满，所以输了。
You cannot afford to be complacent about your health.
你们对你们的健康自满不起。
After years of success, the company became complacent and stopped innovating.
成功多年后，公司变得自满，停止了创新。
Complacent about their lead, the team eased up on their defense in the final quarter.
因为对领先感到自满，这支球队在最后一节放松了防守。
Don't get complacent just because you've had a few good results; there's always room for improvement.
不要因为取得了一些好成绩就自满；总有进步的空间。
The government's complacent attitude towards rising unemployment is worrying many citizens.
政府对失业率上升表现出的自满态度让许多市民担忧。
She was accused of being too complacent about the challenges facing the education system.
她被指责对于教育系统面临的挑战过于自满。
His complacent smile suggested he thought victory was already assured.
他那自满的笑容表明他认为胜利已是板上钉钉。
The athlete's complacent behavior before the big game cost him the championship.
这位运动员在大赛前的自满行为让他失去了冠军。
We cannot afford to be complacent when it comes to matters of public health.
在涉及公共卫生的问题上，我们不能有丝毫自满。
The once thriving business failed due to complacent management that ignored changing market trends.
这个曾经兴旺的生意因为管理层的自满而失败，他们忽视了市场趋势的变化。
Her complacent assumption that she would get the job without much effort proved wrong.
她想当然地认为自己不费多大力气就能得到那份工作，结果证明这是错误的。