demoralizing
adj. 令人泄气的
v. 使无斗志；使堕落（demoralize 的 ing 形式）
例句
Losing their star player was another demoralizing blow for the team.
对球队来说，失去一名主力球员是又一个挫伤锐气的打击。
《柯林斯英汉双解大词典》
For example, they are hugely demoralizing for teams.
例如，工作团队士气十分低落。
Coming here has been the most demoralizing experience of my life.
到这里来是一生中最令我丧失信心的经历。
