grievance

He has a deep sense of grievance against his former employer.他对他的前雇主深怀不满。

She has been nursing a grievance all week.整个星期她一直心怀怨愤。

In the petition, the students listed their many grievances against the university administration.学生们在请愿书上大吐苦情，矛头直指大学的管理层。

The union has filed a formal grievance [=complaint], accusing the company of unfair labor practices.工会已正式投诉，控告公司不公平的用工举措。

Several customers came to the front desk to air their grievances.几名顾客到前台投诉。