dissatisfaction       
noun [ U ] uk/dɪsˌsæt.ɪsˈfæk.ʃən/ us/ˌdɪs.sæt̬.əsˈfæk.ʃən/
B2 不满意
a lack of satisfaction
  At the moment she's experiencing a lot of dissatisfaction with her job. 目前,她对自己的工作感到非常不满。 
 Researchers found widespread dissatisfaction among doctors. 研究人员发现医生们普遍心怀怨念。 
 See: dissatisfied
 - More examples
 - Job dissatisfaction escalates when employees are not treated with respect.
 - The people have been loud and clear in expressing their growing dissatisfaction with the president's performance.
 - Almost 90 percent of respondents express strong dissatisfaction with the costly healthcare system.