the quality of being very pleased with yourself and accepting no criticism of yourself

I initially felt smug self-satisfaction, but within six months realised I'd made a mistake. 我开始的时候颇为自鸣得意，但不到六个月就意识到自己错了。

The manager has striven to keep complacency and self-satisfaction out of his squad. 主教练一直在努力让自大自满、沾沾自喜这样的情绪远离球队。