self-satisfaction       
noun [ U ]  disapproving uk/ˌselfˌsæt.ɪsˈfæk.ʃən/ us/ˌselfˌsæt̬.ɪsˈfæk.ʃən/
 沾沾自喜,自鸣得意
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。 
 See: self-satisfied
 - More examples
 - He tapped his nose with an air of supreme self-satisfaction.
 - She just stood there, a smile of self-satisfaction creeping across her face.
 - Their smug self-satisfaction is insufferable!