discouraged
adjective uk/dɪˈskʌr.ɪdʒd/ us/dɪˈskɝː.ɪdʒd/
泄气的,垂头丧气的,心灰意冷的
having lost your confidence or enthusiasm for something
I think he felt discouraged because of all the criticism he'd received. 我觉得他挨了那么多批评已经心灰意冷了。
Synonym: demoralized