depression

/dɪˈprɛʃən/

a mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity

中文释义：抑郁；沮丧

Many people suffer from depression after experiencing a major life change.

许多人在经历重大生活变故后会患上抑郁症。

Regular exercise can help alleviate symptoms of mild depression.

定期锻炼有助于缓解轻度抑郁的症状。