vt.

1. 使沮丧，使消沉，使心灰意冷
   Rainy weather always depresses me.

   雨天总会使我心情抑郁。

2. 压低；压下
3. 使萧条
   When business is depressed, there is usually an increase in unemployment.

   商业不景气，失业率往往会随之上升。

4. 削弱，抑制；减少
5. 【音】降低（音高）
6. 【废】镇压

v.

1. cause to feel utterly dispirited or dejected.
2. reduce the level of activity in (a system).
3. push or pull down into a lower position.